289934320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1$

素因数の和:120

約数の個数: 240

約数和(自身を含む): 829446912

約数和(自身を除く): 539512592

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 23, 26, 31, 34, 40, 46, 52, 62, 65, 68, 80, 85, 92, 104, 115, 124, 130, 136, 155, 170, 184, 208, 221, 230, 248, 260, 272, 299, 310, 340, 368, 391, 403, 442, 460, 496, 520, 527, 529, 598, 620, 680, 713, 782, 806, 884, 920, 1040, 1054, 1058, 1105, 1196, 1240, 1360, 1426, 1495, 1564, 1612, 1768, 1840, 1955, 2015, 2108, 2116, 2210, 2392, 2480, 2635, 2645, 2852, 2990, 3128, 3224, 3536, 3565, 3910, 4030, 4216, 4232, 4420, 4784, 5083, 5270, 5290, 5704, 5980, 6256, 6448, 6851, 6877, 7130, 7820, 8060, 8432, 8464, 8840, 8993, 9269, 10166, 10540, 10580, 11408, 11960, 12121, 13702, 13754, 14260, 15640, 16120, 16399, 17680, 17986, 18538, 20332, 21080, 21160, 23920, 24242, 25415, 27404, 27508, 28520, 31280, 32240, 32798, 34255, 34385, 35972, 37076, 40664, 42160, 42320, 44965, 46345, 48484, 50830, 54808, 55016, 57040, 60605, 65596, 68510, 68770, 71944, 74152, 81328, 81995, 89930, 92690, 96968, 101660, 109616, 110032, 116909, 121210, 131192, 137020, 137540, 143888, 148304, 157573, 163990, 179860, 185380, 193936, 203320, 213187, 233818, 242420, 262384, 274040, 275080, 278783, 315146, 327980, 359720, 370760, 406640, 426374, 467636, 484840, 548080, 550160, 557566, 584545, 630292, 655960, 719440, 741520, 787865, 852748, 935272, 969680, 1065935, 1115132, 1169090, 1260584, 1311920, 1393915, 1575730, 1705496, 1870544, 2131870, 2230264, 2338180, 2521168, 2787830, 3151460, 3410992, 3624179, 4263740, 4460528, 4676360, 5575660, 6302920, 7248358, 8527480, 9352720, 11151320, 12605840, 14496716, 17054960, 18120895, 22302640, 28993432, 36241790, 57986864, 72483580, 144967160, 289934320]

約数ペア:

[(1, 289934320), (2, 144967160), (4, 72483580), (5, 57986864), (8, 36241790), (10, 28993432), (13, 22302640), (16, 18120895), (17, 17054960), (20, 14496716), (23, 12605840), (26, 11151320), (31, 9352720), (34, 8527480), (40, 7248358), (46, 6302920), (52, 5575660), (62, 4676360), (65, 4460528), (68, 4263740), (80, 3624179), (85, 3410992), (92, 3151460), (104, 2787830), (115, 2521168), (124, 2338180), (130, 2230264), (136, 2131870), (155, 1870544), (170, 1705496), (184, 1575730), (208, 1393915), (221, 1311920), (230, 1260584), (248, 1169090), (260, 1115132), (272, 1065935), (299, 969680), (310, 935272), (340, 852748), (368, 787865), (391, 741520), (403, 719440), (442, 655960), (460, 630292), (496, 584545), (520, 557566), (527, 550160), (529, 548080), (598, 484840), (620, 467636), (680, 426374), (713, 406640), (782, 370760), (806, 359720), (884, 327980), (920, 315146), (1040, 278783), (1054, 275080), (1058, 274040), (1105, 262384), (1196, 242420), (1240, 233818), (1360, 213187), (1426, 203320), (1495, 193936), (1564, 185380), (1612, 179860), (1768, 163990), (1840, 157573), (1955, 148304), (2015, 143888), (2108, 137540), (2116, 137020), (2210, 131192), (2392, 121210), (2480, 116909), (2635, 110032), (2645, 109616), (2852, 101660), (2990, 96968), (3128, 92690), (3224, 89930), (3536, 81995), (3565, 81328), (3910, 74152), (4030, 71944), (4216, 68770), (4232, 68510), (4420, 65596), (4784, 60605), (5083, 57040), (5270, 55016), (5290, 54808), (5704, 50830), (5980, 48484), (6256, 46345), (6448, 44965), (6851, 42320), (6877, 42160), (7130, 40664), (7820, 37076), (8060, 35972), (8432, 34385), (8464, 34255), (8840, 32798), (8993, 32240), (9269, 31280), (10166, 28520), (10540, 27508), (10580, 27404), (11408, 25415), (11960, 24242), (12121, 23920), (13702, 21160), (13754, 21080), (14260, 20332), (15640, 18538), (16120, 17986), (16399, 17680)]