78385320

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1861}}^1$

素因数の和:1897

約数の個数: 160

約数和(自身を含む): 283880520

約数和(自身を除く): 205495200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 81, 90, 104, 108, 117, 120, 130, 135, 156, 162, 180, 195, 216, 234, 260, 270, 312, 324, 351, 360, 390, 405, 468, 520, 540, 585, 648, 702, 780, 810, 936, 1053, 1080, 1170, 1404, 1560, 1620, 1755, 1861, 2106, 2340, 2808, 3240, 3510, 3722, 4212, 4680, 5265, 5583, 7020, 7444, 8424, 9305, 10530, 11166, 14040, 14888, 16749, 18610, 21060, 22332, 24193, 27915, 33498, 37220, 42120, 44664, 48386, 50247, 55830, 66996, 72579, 74440, 83745, 96772, 100494, 111660, 120965, 133992, 145158, 150741, 167490, 193544, 200988, 217737, 223320, 241930, 251235, 290316, 301482, 334980, 362895, 401976, 435474, 483860, 502470, 580632, 602964, 653211, 669960, 725790, 753705, 870948, 967720, 1004940, 1088685, 1205928, 1306422, 1451580, 1507410, 1741896, 1959633, 2009880, 2177370, 2612844, 2903160, 3014820, 3266055, 3919266, 4354740, 5225688, 6029640, 6532110, 7838532, 8709480, 9798165, 13064220, 15677064, 19596330, 26128440, 39192660, 78385320]

約数ペア:

[(1, 78385320), (2, 39192660), (3, 26128440), (4, 19596330), (5, 15677064), (6, 13064220), (8, 9798165), (9, 8709480), (10, 7838532), (12, 6532110), (13, 6029640), (15, 5225688), (18, 4354740), (20, 3919266), (24, 3266055), (26, 3014820), (27, 2903160), (30, 2612844), (36, 2177370), (39, 2009880), (40, 1959633), (45, 1741896), (52, 1507410), (54, 1451580), (60, 1306422), (65, 1205928), (72, 1088685), (78, 1004940), (81, 967720), (90, 870948), (104, 753705), (108, 725790), (117, 669960), (120, 653211), (130, 602964), (135, 580632), (156, 502470), (162, 483860), (180, 435474), (195, 401976), (216, 362895), (234, 334980), (260, 301482), (270, 290316), (312, 251235), (324, 241930), (351, 223320), (360, 217737), (390, 200988), (405, 193544), (468, 167490), (520, 150741), (540, 145158), (585, 133992), (648, 120965), (702, 111660), (780, 100494), (810, 96772), (936, 83745), (1053, 74440), (1080, 72579), (1170, 66996), (1404, 55830), (1560, 50247), (1620, 48386), (1755, 44664), (1861, 42120), (2106, 37220), (2340, 33498), (2808, 27915), (3240, 24193), (3510, 22332), (3722, 21060), (4212, 18610), (4680, 16749), (5265, 14888), (5583, 14040), (7020, 11166), (7444, 10530), (8424, 9305)]