161998560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:262

約数の個数: 288

約数和(自身を含む): 603832320

約数和(自身を除く): 441833760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 31, 32, 36, 38, 40, 45, 48, 57, 60, 62, 72, 76, 80, 90, 93, 95, 96, 114, 120, 124, 144, 152, 155, 160, 171, 180, 186, 190, 191, 228, 240, 248, 279, 285, 288, 304, 310, 342, 360, 372, 380, 382, 456, 465, 480, 496, 558, 570, 573, 589, 608, 620, 684, 720, 744, 760, 764, 855, 912, 930, 955, 992, 1116, 1140, 1146, 1178, 1240, 1368, 1395, 1440, 1488, 1520, 1528, 1710, 1719, 1767, 1824, 1860, 1910, 2232, 2280, 2292, 2356, 2480, 2736, 2790, 2865, 2945, 2976, 3040, 3056, 3420, 3438, 3534, 3629, 3720, 3820, 4464, 4560, 4584, 4712, 4960, 5301, 5472, 5580, 5730, 5890, 5921, 6112, 6840, 6876, 7068, 7258, 7440, 7640, 8595, 8835, 8928, 9120, 9168, 9424, 10602, 10887, 11160, 11460, 11780, 11842, 13680, 13752, 14136, 14516, 14880, 15280, 17190, 17670, 17763, 18145, 18336, 18848, 21204, 21774, 22320, 22920, 23560, 23684, 26505, 27360, 27504, 28272, 29032, 29605, 30560, 32661, 34380, 35340, 35526, 36290, 42408, 43548, 44640, 45840, 47120, 47368, 53010, 53289, 54435, 55008, 56544, 58064, 59210, 65322, 68760, 70680, 71052, 72580, 84816, 87096, 88815, 91680, 94240, 94736, 106020, 106578, 108870, 112499, 116128, 118420, 130644, 137520, 141360, 142104, 145160, 163305, 169632, 174192, 177630, 189472, 212040, 213156, 217740, 224998, 236840, 261288, 266445, 275040, 282720, 284208, 290320, 326610, 337497, 348384, 355260, 424080, 426312, 435480, 449996, 473680, 522576, 532890, 562495, 568416, 580640, 653220, 674994, 710520, 848160, 852624, 870960, 899992, 947360, 1012491, 1045152, 1065780, 1124990, 1306440, 1349988, 1421040, 1687485, 1705248, 1741920, 1799984, 2024982, 2131560, 2249980, 2612880, 2699976, 2842080, 3374970, 3599968, 4049964, 4263120, 4499960, 5062455, 5225760, 5399952, 6749940, 8099928, 8526240, 8999920, 10124910, 10799904, 13499880, 16199856, 17999840, 20249820, 26999760, 32399712, 40499640, 53999520, 80999280, 161998560]

約数ペア:

[(1, 161998560), (2, 80999280), (3, 53999520), (4, 40499640), (5, 32399712), (6, 26999760), (8, 20249820), (9, 17999840), (10, 16199856), (12, 13499880), (15, 10799904), (16, 10124910), (18, 8999920), (19, 8526240), (20, 8099928), (24, 6749940), (30, 5399952), (31, 5225760), (32, 5062455), (36, 4499960), (38, 4263120), (40, 4049964), (45, 3599968), (48, 3374970), (57, 2842080), (60, 2699976), (62, 2612880), (72, 2249980), (76, 2131560), (80, 2024982), (90, 1799984), (93, 1741920), (95, 1705248), (96, 1687485), (114, 1421040), (120, 1349988), (124, 1306440), (144, 1124990), (152, 1065780), (155, 1045152), (160, 1012491), (171, 947360), (180, 899992), (186, 870960), (190, 852624), (191, 848160), (228, 710520), (240, 674994), (248, 653220), (279, 580640), (285, 568416), (288, 562495), (304, 532890), (310, 522576), (342, 473680), (360, 449996), (372, 435480), (380, 426312), (382, 424080), (456, 355260), (465, 348384), (480, 337497), (496, 326610), (558, 290320), (570, 284208), (573, 282720), (589, 275040), (608, 266445), (620, 261288), (684, 236840), (720, 224998), (744, 217740), (760, 213156), (764, 212040), (855, 189472), (912, 177630), (930, 174192), (955, 169632), (992, 163305), (1116, 145160), (1140, 142104), (1146, 141360), (1178, 137520), (1240, 130644), (1368, 118420), (1395, 116128), (1440, 112499), (1488, 108870), (1520, 106578), (1528, 106020), (1710, 94736), (1719, 94240), (1767, 91680), (1824, 88815), (1860, 87096), (1910, 84816), (2232, 72580), (2280, 71052), (2292, 70680), (2356, 68760), (2480, 65322), (2736, 59210), (2790, 58064), (2865, 56544), (2945, 55008), (2976, 54435), (3040, 53289), (3056, 53010), (3420, 47368), (3438, 47120), (3534, 45840), (3629, 44640), (3720, 43548), (3820, 42408), (4464, 36290), (4560, 35526), (4584, 35340), (4712, 34380), (4960, 32661), (5301, 30560), (5472, 29605), (5580, 29032), (5730, 28272), (5890, 27504), (5921, 27360), (6112, 26505), (6840, 23684), (6876, 23560), (7068, 22920), (7258, 22320), (7440, 21774), (7640, 21204), (8595, 18848), (8835, 18336), (8928, 18145), (9120, 17763), (9168, 17670), (9424, 17190), (10602, 15280), (10887, 14880), (11160, 14516), (11460, 14136), (11780, 13752), (11842, 13680)]