1813912920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{3187}}^1$

素因数の和:3255

約数の個数: 256

約数和(自身を含む): 6610636800

約数和(自身を除く): 4796723880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 30, 31, 34, 36, 40, 45, 51, 54, 60, 62, 68, 72, 85, 90, 93, 102, 108, 120, 124, 135, 136, 153, 155, 170, 180, 186, 204, 216, 248, 255, 270, 279, 306, 310, 340, 360, 372, 408, 459, 465, 510, 527, 540, 558, 612, 620, 680, 744, 765, 837, 918, 930, 1020, 1054, 1080, 1116, 1224, 1240, 1395, 1530, 1581, 1674, 1836, 1860, 2040, 2108, 2232, 2295, 2635, 2790, 3060, 3162, 3187, 3348, 3672, 3720, 4185, 4216, 4590, 4743, 5270, 5580, 6120, 6324, 6374, 6696, 7905, 8370, 9180, 9486, 9561, 10540, 11160, 12648, 12748, 14229, 15810, 15935, 16740, 18360, 18972, 19122, 21080, 23715, 25496, 28458, 28683, 31620, 31870, 33480, 37944, 38244, 47430, 47805, 54179, 56916, 57366, 63240, 63740, 71145, 76488, 86049, 94860, 95610, 98797, 108358, 113832, 114732, 127480, 142290, 143415, 162537, 172098, 189720, 191220, 197594, 216716, 229464, 270895, 284580, 286830, 296391, 325074, 344196, 382440, 395188, 430245, 433432, 487611, 493985, 541790, 569160, 573660, 592782, 650148, 688392, 790376, 812685, 860490, 889173, 975222, 987970, 1083580, 1147320, 1185564, 1300296, 1462833, 1481955, 1625370, 1679549, 1720980, 1778346, 1950444, 1975940, 2167160, 2371128, 2438055, 2667519, 2925666, 2963910, 3250740, 3359098, 3441960, 3556692, 3900888, 3951880, 4445865, 4876110, 5038647, 5335038, 5851332, 5927820, 6501480, 6718196, 7113384, 7314165, 8397745, 8891730, 9752220, 10077294, 10670076, 11702664, 11855640, 13337595, 13436392, 14628330, 15115941, 16795490, 17783460, 19504440, 20154588, 21340152, 25193235, 26675190, 29256660, 30231882, 33590980, 35566920, 40309176, 45347823, 50386470, 53350380, 58513320, 60463764, 67181960, 75579705, 90695646, 100772940, 106700760, 120927528, 151159410, 181391292, 201545880, 226739115, 302318820, 362782584, 453478230, 604637640, 906956460, 1813912920]

約数ペア:

[(1, 1813912920), (2, 906956460), (3, 604637640), (4, 453478230), (5, 362782584), (6, 302318820), (8, 226739115), (9, 201545880), (10, 181391292), (12, 151159410), (15, 120927528), (17, 106700760), (18, 100772940), (20, 90695646), (24, 75579705), (27, 67181960), (30, 60463764), (31, 58513320), (34, 53350380), (36, 50386470), (40, 45347823), (45, 40309176), (51, 35566920), (54, 33590980), (60, 30231882), (62, 29256660), (68, 26675190), (72, 25193235), (85, 21340152), (90, 20154588), (93, 19504440), (102, 17783460), (108, 16795490), (120, 15115941), (124, 14628330), (135, 13436392), (136, 13337595), (153, 11855640), (155, 11702664), (170, 10670076), (180, 10077294), (186, 9752220), (204, 8891730), (216, 8397745), (248, 7314165), (255, 7113384), (270, 6718196), (279, 6501480), (306, 5927820), (310, 5851332), (340, 5335038), (360, 5038647), (372, 4876110), (408, 4445865), (459, 3951880), (465, 3900888), (510, 3556692), (527, 3441960), (540, 3359098), (558, 3250740), (612, 2963910), (620, 2925666), (680, 2667519), (744, 2438055), (765, 2371128), (837, 2167160), (918, 1975940), (930, 1950444), (1020, 1778346), (1054, 1720980), (1080, 1679549), (1116, 1625370), (1224, 1481955), (1240, 1462833), (1395, 1300296), (1530, 1185564), (1581, 1147320), (1674, 1083580), (1836, 987970), (1860, 975222), (2040, 889173), (2108, 860490), (2232, 812685), (2295, 790376), (2635, 688392), (2790, 650148), (3060, 592782), (3162, 573660), (3187, 569160), (3348, 541790), (3672, 493985), (3720, 487611), (4185, 433432), (4216, 430245), (4590, 395188), (4743, 382440), (5270, 344196), (5580, 325074), (6120, 296391), (6324, 286830), (6374, 284580), (6696, 270895), (7905, 229464), (8370, 216716), (9180, 197594), (9486, 191220), (9561, 189720), (10540, 172098), (11160, 162537), (12648, 143415), (12748, 142290), (14229, 127480), (15810, 114732), (15935, 113832), (16740, 108358), (18360, 98797), (18972, 95610), (19122, 94860), (21080, 86049), (23715, 76488), (25496, 71145), (28458, 63740), (28683, 63240), (31620, 57366), (31870, 56916), (33480, 54179), (37944, 47805), (38244, 47430)]