638904240

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{373}}^1$

素因数の和:469

約数の個数: 320

約数和(自身を含む): 2415262080

約数和(自身を除く): 1776357840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 61, 65, 72, 78, 80, 90, 104, 108, 117, 120, 122, 130, 135, 144, 156, 180, 183, 195, 208, 216, 234, 240, 244, 260, 270, 305, 312, 351, 360, 366, 373, 390, 432, 468, 488, 520, 540, 549, 585, 610, 624, 702, 720, 732, 746, 780, 793, 915, 936, 976, 1040, 1080, 1098, 1119, 1170, 1220, 1404, 1464, 1492, 1560, 1586, 1647, 1755, 1830, 1865, 1872, 2160, 2196, 2238, 2340, 2379, 2440, 2745, 2808, 2928, 2984, 3120, 3172, 3294, 3357, 3510, 3660, 3730, 3965, 4392, 4476, 4680, 4758, 4849, 4880, 5490, 5595, 5616, 5968, 6344, 6588, 6714, 7020, 7137, 7320, 7460, 7930, 8235, 8784, 8952, 9360, 9516, 9698, 10071, 10980, 11190, 11895, 12688, 13176, 13428, 14040, 14274, 14547, 14640, 14920, 15860, 16470, 16785, 17904, 19032, 19396, 20142, 21411, 21960, 22380, 22753, 23790, 24245, 26352, 26856, 28080, 28548, 29094, 29840, 31720, 32940, 33570, 35685, 38064, 38792, 40284, 42822, 43641, 43920, 44760, 45506, 47580, 48490, 50355, 53712, 57096, 58188, 63440, 65880, 67140, 68259, 71370, 72735, 77584, 80568, 85644, 87282, 89520, 91012, 95160, 96980, 100710, 107055, 113765, 114192, 116376, 130923, 131760, 134280, 136518, 142740, 145470, 161136, 171288, 174564, 182024, 190320, 193960, 201420, 204777, 214110, 218205, 227530, 232752, 261846, 268560, 273036, 285480, 290940, 295789, 341295, 342576, 349128, 364048, 387920, 402840, 409554, 428220, 436410, 455060, 523692, 546072, 570960, 581880, 591578, 614331, 654615, 682590, 698256, 805680, 819108, 856440, 872820, 887367, 910120, 1023885, 1047384, 1092144, 1163760, 1183156, 1228662, 1309230, 1365180, 1478945, 1638216, 1712880, 1745640, 1774734, 1820240, 2047770, 2094768, 2366312, 2457324, 2618460, 2662101, 2730360, 2957890, 3071655, 3276432, 3491280, 3549468, 4095540, 4436835, 4732624, 4914648, 5236920, 5324202, 5460720, 5915780, 6143310, 7098936, 7986303, 8191080, 8873670, 9829296, 10473840, 10648404, 11831560, 12286620, 13310505, 14197872, 15972606, 16382160, 17747340, 21296808, 23663120, 24573240, 26621010, 31945212, 35494680, 39931515, 42593616, 49146480, 53242020, 63890424, 70989360, 79863030, 106484040, 127780848, 159726060, 212968080, 319452120, 638904240]

約数ペア:

[(1, 638904240), (2, 319452120), (3, 212968080), (4, 159726060), (5, 127780848), (6, 106484040), (8, 79863030), (9, 70989360), (10, 63890424), (12, 53242020), (13, 49146480), (15, 42593616), (16, 39931515), (18, 35494680), (20, 31945212), (24, 26621010), (26, 24573240), (27, 23663120), (30, 21296808), (36, 17747340), (39, 16382160), (40, 15972606), (45, 14197872), (48, 13310505), (52, 12286620), (54, 11831560), (60, 10648404), (61, 10473840), (65, 9829296), (72, 8873670), (78, 8191080), (80, 7986303), (90, 7098936), (104, 6143310), (108, 5915780), (117, 5460720), (120, 5324202), (122, 5236920), (130, 4914648), (135, 4732624), (144, 4436835), (156, 4095540), (180, 3549468), (183, 3491280), (195, 3276432), (208, 3071655), (216, 2957890), (234, 2730360), (240, 2662101), (244, 2618460), (260, 2457324), (270, 2366312), (305, 2094768), (312, 2047770), (351, 1820240), (360, 1774734), (366, 1745640), (373, 1712880), (390, 1638216), (432, 1478945), (468, 1365180), (488, 1309230), (520, 1228662), (540, 1183156), (549, 1163760), (585, 1092144), (610, 1047384), (624, 1023885), (702, 910120), (720, 887367), (732, 872820), (746, 856440), (780, 819108), (793, 805680), (915, 698256), (936, 682590), (976, 654615), (1040, 614331), (1080, 591578), (1098, 581880), (1119, 570960), (1170, 546072), (1220, 523692), (1404, 455060), (1464, 436410), (1492, 428220), (1560, 409554), (1586, 402840), (1647, 387920), (1755, 364048), (1830, 349128), (1865, 342576), (1872, 341295), (2160, 295789), (2196, 290940), (2238, 285480), (2340, 273036), (2379, 268560), (2440, 261846), (2745, 232752), (2808, 227530), (2928, 218205), (2984, 214110), (3120, 204777), (3172, 201420), (3294, 193960), (3357, 190320), (3510, 182024), (3660, 174564), (3730, 171288), (3965, 161136), (4392, 145470), (4476, 142740), (4680, 136518), (4758, 134280), (4849, 131760), (4880, 130923), (5490, 116376), (5595, 114192), (5616, 113765), (5968, 107055), (6344, 100710), (6588, 96980), (6714, 95160), (7020, 91012), (7137, 89520), (7320, 87282), (7460, 85644), (7930, 80568), (8235, 77584), (8784, 72735), (8952, 71370), (9360, 68259), (9516, 67140), (9698, 65880), (10071, 63440), (10980, 58188), (11190, 57096), (11895, 53712), (12688, 50355), (13176, 48490), (13428, 47580), (14040, 45506), (14274, 44760), (14547, 43920), (14640, 43641), (14920, 42822), (15860, 40284), (16470, 38792), (16785, 38064), (17904, 35685), (19032, 33570), (19396, 32940), (20142, 31720), (21411, 29840), (21960, 29094), (22380, 28548), (22753, 28080), (23790, 26856), (24245, 26352)]