1993661640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97157}}^1$

素因数の和:97196

約数の個数: 128

約数和(自身を含む): 6995376000

約数和(自身を除く): 5001714360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 1026, 1080, 1140, 1368, 1710, 2052, 2280, 2565, 3420, 4104, 5130, 6840, 10260, 20520, 97157, 194314, 291471, 388628, 485785, 582942, 777256, 874413, 971570, 1165884, 1457355, 1748826, 1845983, 1943140, 2331768, 2623239, 2914710, 3497652, 3691966, 3886280, 4372065, 5246478, 5537949, 5829420, 6995304, 7383932, 8744130, 9229915, 10492956, 11075898, 11658840, 13116195, 14767864, 16613847, 17488260, 18459830, 20985912, 22151796, 26232390, 27689745, 33227694, 34976520, 36919660, 44303592, 49841541, 52464780, 55379490, 66455388, 73839320, 83069235, 99683082, 104929560, 110758980, 132910776, 166138470, 199366164, 221517960, 249207705, 332276940, 398732328, 498415410, 664553880, 996830820, 1993661640]

約数ペア:

[(1, 1993661640), (2, 996830820), (3, 664553880), (4, 498415410), (5, 398732328), (6, 332276940), (8, 249207705), (9, 221517960), (10, 199366164), (12, 166138470), (15, 132910776), (18, 110758980), (19, 104929560), (20, 99683082), (24, 83069235), (27, 73839320), (30, 66455388), (36, 55379490), (38, 52464780), (40, 49841541), (45, 44303592), (54, 36919660), (57, 34976520), (60, 33227694), (72, 27689745), (76, 26232390), (90, 22151796), (95, 20985912), (108, 18459830), (114, 17488260), (120, 16613847), (135, 14767864), (152, 13116195), (171, 11658840), (180, 11075898), (190, 10492956), (216, 9229915), (228, 8744130), (270, 7383932), (285, 6995304), (342, 5829420), (360, 5537949), (380, 5246478), (456, 4372065), (513, 3886280), (540, 3691966), (570, 3497652), (684, 2914710), (760, 2623239), (855, 2331768), (1026, 1943140), (1080, 1845983), (1140, 1748826), (1368, 1457355), (1710, 1165884), (2052, 971570), (2280, 874413), (2565, 777256), (3420, 582942), (4104, 485785), (5130, 388628), (6840, 291471), (10260, 194314), (20520, 97157)]