490190220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{773}}^1$

素因数の和:1072

約数の個数: 144

約数和(自身を含む): 1609276032

約数和(自身を除く): 1119085812

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 271, 390, 468, 542, 585, 773, 780, 813, 1084, 1170, 1355, 1546, 1626, 2319, 2340, 2439, 2710, 3092, 3252, 3523, 3865, 4065, 4638, 4878, 5420, 6957, 7046, 7730, 8130, 9276, 9756, 10049, 10569, 11595, 12195, 13914, 14092, 15460, 16260, 17615, 20098, 21138, 23190, 24390, 27828, 30147, 31707, 34785, 35230, 40196, 42276, 46380, 48780, 50245, 52845, 60294, 63414, 69570, 70460, 90441, 100490, 105690, 120588, 126828, 139140, 150735, 158535, 180882, 200980, 209483, 211380, 301470, 317070, 361764, 418966, 452205, 602940, 628449, 634140, 837932, 904410, 1047415, 1256898, 1808820, 1885347, 2094830, 2513796, 2723279, 3142245, 3770694, 4189660, 5446558, 6284490, 7541388, 8169837, 9426735, 10893116, 12568980, 13616395, 16339674, 18853470, 24509511, 27232790, 32679348, 37706940, 40849185, 49019022, 54465580, 81698370, 98038044, 122547555, 163396740, 245095110, 490190220]

約数ペア:

[(1, 490190220), (2, 245095110), (3, 163396740), (4, 122547555), (5, 98038044), (6, 81698370), (9, 54465580), (10, 49019022), (12, 40849185), (13, 37706940), (15, 32679348), (18, 27232790), (20, 24509511), (26, 18853470), (30, 16339674), (36, 13616395), (39, 12568980), (45, 10893116), (52, 9426735), (60, 8169837), (65, 7541388), (78, 6284490), (90, 5446558), (117, 4189660), (130, 3770694), (156, 3142245), (180, 2723279), (195, 2513796), (234, 2094830), (260, 1885347), (271, 1808820), (390, 1256898), (468, 1047415), (542, 904410), (585, 837932), (773, 634140), (780, 628449), (813, 602940), (1084, 452205), (1170, 418966), (1355, 361764), (1546, 317070), (1626, 301470), (2319, 211380), (2340, 209483), (2439, 200980), (2710, 180882), (3092, 158535), (3252, 150735), (3523, 139140), (3865, 126828), (4065, 120588), (4638, 105690), (4878, 100490), (5420, 90441), (6957, 70460), (7046, 69570), (7730, 63414), (8130, 60294), (9276, 52845), (9756, 50245), (10049, 48780), (10569, 46380), (11595, 42276), (12195, 40196), (13914, 35230), (14092, 34785), (15460, 31707), (16260, 30147), (17615, 27828), (20098, 24390), (21138, 23190)]