1788890220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{9677}}^1$

素因数の和:9784

約数の個数: 144

約数和(自身を含む): 5918290560

約数和(自身を除く): 4129400340

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, 79, 90, 117, 130, 156, 158, 180, 195, 234, 237, 260, 316, 390, 395, 468, 474, 585, 711, 780, 790, 948, 1027, 1170, 1185, 1422, 1580, 2054, 2340, 2370, 2844, 3081, 3555, 4108, 4740, 5135, 6162, 7110, 9243, 9677, 10270, 12324, 14220, 15405, 18486, 19354, 20540, 29031, 30810, 36972, 38708, 46215, 48385, 58062, 61620, 87093, 92430, 96770, 116124, 125801, 145155, 174186, 184860, 193540, 251602, 290310, 348372, 377403, 435465, 503204, 580620, 629005, 754806, 764483, 870930, 1132209, 1258010, 1509612, 1528966, 1741860, 1887015, 2264418, 2293449, 2516020, 3057932, 3774030, 3822415, 4528836, 4586898, 5661045, 6880347, 7548060, 7644830, 9173796, 9938279, 11322090, 11467245, 13760694, 15289660, 19876558, 22644180, 22934490, 27521388, 29814837, 34401735, 39753116, 45868980, 49691395, 59629674, 68803470, 89444511, 99382790, 119259348, 137606940, 149074185, 178889022, 198765580, 298148370, 357778044, 447222555, 596296740, 894445110, 1788890220]

約数ペア:

[(1, 1788890220), (2, 894445110), (3, 596296740), (4, 447222555), (5, 357778044), (6, 298148370), (9, 198765580), (10, 178889022), (12, 149074185), (13, 137606940), (15, 119259348), (18, 99382790), (20, 89444511), (26, 68803470), (30, 59629674), (36, 49691395), (39, 45868980), (45, 39753116), (52, 34401735), (60, 29814837), (65, 27521388), (78, 22934490), (79, 22644180), (90, 19876558), (117, 15289660), (130, 13760694), (156, 11467245), (158, 11322090), (180, 9938279), (195, 9173796), (234, 7644830), (237, 7548060), (260, 6880347), (316, 5661045), (390, 4586898), (395, 4528836), (468, 3822415), (474, 3774030), (585, 3057932), (711, 2516020), (780, 2293449), (790, 2264418), (948, 1887015), (1027, 1741860), (1170, 1528966), (1185, 1509612), (1422, 1258010), (1580, 1132209), (2054, 870930), (2340, 764483), (2370, 754806), (2844, 629005), (3081, 580620), (3555, 503204), (4108, 435465), (4740, 377403), (5135, 348372), (6162, 290310), (7110, 251602), (9243, 193540), (9677, 184860), (10270, 174186), (12324, 145155), (14220, 125801), (15405, 116124), (18486, 96770), (19354, 92430), (20540, 87093), (29031, 61620), (30810, 58062), (36972, 48385), (38708, 46215)]