389905560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{8951}}^1$

素因数の和:8990

約数の個数: 144

約数和(自身を含む): 1393020720

約数和(自身を除く): 1003115160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 121, 132, 165, 180, 198, 220, 242, 264, 330, 360, 363, 396, 440, 484, 495, 605, 660, 726, 792, 968, 990, 1089, 1210, 1320, 1452, 1815, 1980, 2178, 2420, 2904, 3630, 3960, 4356, 4840, 5445, 7260, 8712, 8951, 10890, 14520, 17902, 21780, 26853, 35804, 43560, 44755, 53706, 71608, 80559, 89510, 98461, 107412, 134265, 161118, 179020, 196922, 214824, 268530, 295383, 322236, 358040, 393844, 402795, 492305, 537060, 590766, 644472, 787688, 805590, 886149, 984610, 1074120, 1083071, 1181532, 1476915, 1611180, 1772298, 1969220, 2166142, 2363064, 2953830, 3222360, 3249213, 3544596, 3938440, 4332284, 4430745, 5415355, 5907660, 6498426, 7089192, 8664568, 8861490, 9747639, 10830710, 11815320, 12996852, 16246065, 17722980, 19495278, 21661420, 25993704, 32492130, 35445960, 38990556, 43322840, 48738195, 64984260, 77981112, 97476390, 129968520, 194952780, 389905560]

約数ペア:

[(1, 389905560), (2, 194952780), (3, 129968520), (4, 97476390), (5, 77981112), (6, 64984260), (8, 48738195), (9, 43322840), (10, 38990556), (11, 35445960), (12, 32492130), (15, 25993704), (18, 21661420), (20, 19495278), (22, 17722980), (24, 16246065), (30, 12996852), (33, 11815320), (36, 10830710), (40, 9747639), (44, 8861490), (45, 8664568), (55, 7089192), (60, 6498426), (66, 5907660), (72, 5415355), (88, 4430745), (90, 4332284), (99, 3938440), (110, 3544596), (120, 3249213), (121, 3222360), (132, 2953830), (165, 2363064), (180, 2166142), (198, 1969220), (220, 1772298), (242, 1611180), (264, 1476915), (330, 1181532), (360, 1083071), (363, 1074120), (396, 984610), (440, 886149), (484, 805590), (495, 787688), (605, 644472), (660, 590766), (726, 537060), (792, 492305), (968, 402795), (990, 393844), (1089, 358040), (1210, 322236), (1320, 295383), (1452, 268530), (1815, 214824), (1980, 196922), (2178, 179020), (2420, 161118), (2904, 134265), (3630, 107412), (3960, 98461), (4356, 89510), (4840, 80559), (5445, 71608), (7260, 53706), (8712, 44755), (8951, 43560), (10890, 35804), (14520, 26853), (17902, 21780)]