171493140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{641}}^1$

素因数の和:687

約数の個数: 192

約数和(自身を含む): 603993600

約数和(自身を除く): 432500460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 195, 196, 210, 245, 260, 273, 294, 343, 364, 390, 420, 455, 490, 546, 588, 637, 641, 686, 735, 780, 910, 980, 1029, 1092, 1274, 1282, 1365, 1372, 1470, 1715, 1820, 1911, 1923, 2058, 2548, 2564, 2730, 2940, 3185, 3205, 3430, 3822, 3846, 4116, 4459, 4487, 5145, 5460, 6370, 6410, 6860, 7644, 7692, 8333, 8918, 8974, 9555, 9615, 10290, 12740, 12820, 13377, 13461, 16666, 17836, 17948, 19110, 19230, 20580, 22295, 22435, 24999, 26754, 26922, 31409, 33332, 38220, 38460, 41665, 44590, 44870, 49998, 53508, 53844, 58331, 62818, 66885, 67305, 83330, 89180, 89740, 94227, 99996, 116662, 124995, 125636, 133770, 134610, 157045, 166660, 174993, 188454, 219863, 233324, 249990, 267540, 269220, 291655, 314090, 349986, 376908, 408317, 439726, 471135, 499980, 583310, 628180, 659589, 699972, 816634, 874965, 879452, 942270, 1099315, 1166620, 1224951, 1319178, 1633268, 1749930, 1884540, 2041585, 2198630, 2449902, 2638356, 2858219, 3297945, 3499860, 4083170, 4397260, 4899804, 5716438, 6124755, 6595890, 8166340, 8574657, 11432876, 12249510, 13191780, 14291095, 17149314, 24499020, 28582190, 34298628, 42873285, 57164380, 85746570, 171493140]

約数ペア:

[(1, 171493140), (2, 85746570), (3, 57164380), (4, 42873285), (5, 34298628), (6, 28582190), (7, 24499020), (10, 17149314), (12, 14291095), (13, 13191780), (14, 12249510), (15, 11432876), (20, 8574657), (21, 8166340), (26, 6595890), (28, 6124755), (30, 5716438), (35, 4899804), (39, 4397260), (42, 4083170), (49, 3499860), (52, 3297945), (60, 2858219), (65, 2638356), (70, 2449902), (78, 2198630), (84, 2041585), (91, 1884540), (98, 1749930), (105, 1633268), (130, 1319178), (140, 1224951), (147, 1166620), (156, 1099315), (182, 942270), (195, 879452), (196, 874965), (210, 816634), (245, 699972), (260, 659589), (273, 628180), (294, 583310), (343, 499980), (364, 471135), (390, 439726), (420, 408317), (455, 376908), (490, 349986), (546, 314090), (588, 291655), (637, 269220), (641, 267540), (686, 249990), (735, 233324), (780, 219863), (910, 188454), (980, 174993), (1029, 166660), (1092, 157045), (1274, 134610), (1282, 133770), (1365, 125636), (1372, 124995), (1470, 116662), (1715, 99996), (1820, 94227), (1911, 89740), (1923, 89180), (2058, 83330), (2548, 67305), (2564, 66885), (2730, 62818), (2940, 58331), (3185, 53844), (3205, 53508), (3430, 49998), (3822, 44870), (3846, 44590), (4116, 41665), (4459, 38460), (4487, 38220), (5145, 33332), (5460, 31409), (6370, 26922), (6410, 26754), (6860, 24999), (7644, 22435), (7692, 22295), (8333, 20580), (8918, 19230), (8974, 19110), (9555, 17948), (9615, 17836), (10290, 16666), (12740, 13461), (12820, 13377)]