145568280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{499}}^1$

素因数の和:554

約数の個数: 256

約数和(自身を含む): 544320000

約数和(自身を除く): 398751720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 17, 20, 22, 24, 26, 30, 33, 34, 39, 40, 44, 51, 52, 55, 60, 65, 66, 68, 78, 85, 88, 102, 104, 110, 120, 130, 132, 136, 143, 156, 165, 170, 187, 195, 204, 220, 221, 255, 260, 264, 286, 312, 330, 340, 374, 390, 408, 429, 440, 442, 499, 510, 520, 561, 572, 660, 663, 680, 715, 748, 780, 858, 884, 935, 998, 1020, 1105, 1122, 1144, 1320, 1326, 1430, 1496, 1497, 1560, 1716, 1768, 1870, 1996, 2040, 2145, 2210, 2244, 2431, 2495, 2652, 2805, 2860, 2994, 3315, 3432, 3740, 3992, 4290, 4420, 4488, 4862, 4990, 5304, 5489, 5610, 5720, 5988, 6487, 6630, 7293, 7480, 7485, 8483, 8580, 8840, 9724, 9980, 10978, 11220, 11976, 12155, 12974, 13260, 14586, 14970, 16467, 16966, 17160, 19448, 19461, 19960, 21956, 22440, 24310, 25449, 25948, 26520, 27445, 29172, 29940, 32435, 32934, 33932, 36465, 38922, 42415, 43912, 48620, 50898, 51896, 54890, 58344, 59880, 64870, 65868, 67864, 71357, 72930, 77844, 82335, 84830, 93313, 97240, 97305, 101796, 109780, 110279, 127245, 129740, 131736, 142714, 145860, 155688, 164670, 169660, 186626, 194610, 203592, 214071, 219560, 220558, 254490, 259480, 279939, 285428, 291720, 329340, 330837, 339320, 356785, 373252, 389220, 428142, 441116, 466565, 508980, 551395, 559878, 570856, 658680, 661674, 713570, 746504, 778440, 856284, 882232, 933130, 1017960, 1070355, 1102790, 1119756, 1213069, 1323348, 1399695, 1427140, 1654185, 1712568, 1866260, 2140710, 2205580, 2239512, 2426138, 2646696, 2799390, 2854280, 3308370, 3639207, 3732520, 4281420, 4411160, 4852276, 5598780, 6065345, 6616740, 7278414, 8562840, 9704552, 11197560, 12130690, 13233480, 14556828, 18196035, 24261380, 29113656, 36392070, 48522760, 72784140, 145568280]

約数ペア:

[(1, 145568280), (2, 72784140), (3, 48522760), (4, 36392070), (5, 29113656), (6, 24261380), (8, 18196035), (10, 14556828), (11, 13233480), (12, 12130690), (13, 11197560), (15, 9704552), (17, 8562840), (20, 7278414), (22, 6616740), (24, 6065345), (26, 5598780), (30, 4852276), (33, 4411160), (34, 4281420), (39, 3732520), (40, 3639207), (44, 3308370), (51, 2854280), (52, 2799390), (55, 2646696), (60, 2426138), (65, 2239512), (66, 2205580), (68, 2140710), (78, 1866260), (85, 1712568), (88, 1654185), (102, 1427140), (104, 1399695), (110, 1323348), (120, 1213069), (130, 1119756), (132, 1102790), (136, 1070355), (143, 1017960), (156, 933130), (165, 882232), (170, 856284), (187, 778440), (195, 746504), (204, 713570), (220, 661674), (221, 658680), (255, 570856), (260, 559878), (264, 551395), (286, 508980), (312, 466565), (330, 441116), (340, 428142), (374, 389220), (390, 373252), (408, 356785), (429, 339320), (440, 330837), (442, 329340), (499, 291720), (510, 285428), (520, 279939), (561, 259480), (572, 254490), (660, 220558), (663, 219560), (680, 214071), (715, 203592), (748, 194610), (780, 186626), (858, 169660), (884, 164670), (935, 155688), (998, 145860), (1020, 142714), (1105, 131736), (1122, 129740), (1144, 127245), (1320, 110279), (1326, 109780), (1430, 101796), (1496, 97305), (1497, 97240), (1560, 93313), (1716, 84830), (1768, 82335), (1870, 77844), (1996, 72930), (2040, 71357), (2145, 67864), (2210, 65868), (2244, 64870), (2431, 59880), (2495, 58344), (2652, 54890), (2805, 51896), (2860, 50898), (2994, 48620), (3315, 43912), (3432, 42415), (3740, 38922), (3992, 36465), (4290, 33932), (4420, 32934), (4488, 32435), (4862, 29940), (4990, 29172), (5304, 27445), (5489, 26520), (5610, 25948), (5720, 25449), (5988, 24310), (6487, 22440), (6630, 21956), (7293, 19960), (7480, 19461), (7485, 19448), (8483, 17160), (8580, 16966), (8840, 16467), (9724, 14970), (9980, 14586), (10978, 13260), (11220, 12974), (11976, 12155)]