550997720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:338

約数の個数: 256

約数和(自身を含む): 1664409600

約数和(自身を除く): 1113411880

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 31, 35, 38, 40, 52, 56, 62, 65, 70, 76, 91, 95, 104, 124, 130, 133, 140, 152, 155, 182, 190, 217, 247, 248, 257, 260, 266, 280, 310, 364, 380, 403, 434, 455, 494, 514, 520, 532, 589, 620, 665, 728, 760, 806, 868, 910, 988, 1028, 1064, 1085, 1178, 1235, 1240, 1285, 1330, 1612, 1729, 1736, 1799, 1820, 1976, 2015, 2056, 2170, 2356, 2470, 2570, 2660, 2821, 2945, 3224, 3341, 3458, 3598, 3640, 4030, 4123, 4340, 4712, 4883, 4940, 5140, 5320, 5642, 5890, 6682, 6916, 7196, 7657, 7967, 8060, 8246, 8645, 8680, 8995, 9766, 9880, 10280, 11284, 11780, 13364, 13832, 14105, 14392, 15314, 15934, 16120, 16492, 16705, 17290, 17990, 19532, 20615, 22568, 23387, 23560, 24415, 26728, 28210, 30628, 31868, 32984, 33410, 34181, 34580, 35980, 38285, 39064, 39835, 41230, 46774, 48830, 53599, 55769, 56420, 61256, 63479, 63736, 66820, 68362, 69160, 71960, 76570, 79670, 82460, 93548, 97660, 103571, 107198, 111538, 112840, 116935, 126958, 133640, 136724, 151373, 153140, 159340, 164920, 170905, 187096, 195320, 207142, 214396, 223076, 233870, 253916, 267995, 273448, 278845, 302746, 306280, 317395, 318680, 341810, 414284, 428792, 444353, 446152, 467740, 507832, 517855, 535990, 557690, 605492, 634790, 683620, 724997, 756865, 828568, 888706, 935480, 1035710, 1059611, 1071980, 1115380, 1210984, 1269580, 1367240, 1449994, 1513730, 1777412, 1967849, 2071420, 2119222, 2143960, 2221765, 2230760, 2539160, 2899988, 3027460, 3554824, 3624985, 3935698, 4142840, 4238444, 4443530, 5298055, 5799976, 6054920, 7249970, 7871396, 8476888, 8887060, 9839245, 10596110, 13774943, 14499940, 15742792, 17774120, 19678490, 21192220, 27549886, 28999880, 39356980, 42384440, 55099772, 68874715, 78713960, 110199544, 137749430, 275498860, 550997720]

約数ペア:

[(1, 550997720), (2, 275498860), (4, 137749430), (5, 110199544), (7, 78713960), (8, 68874715), (10, 55099772), (13, 42384440), (14, 39356980), (19, 28999880), (20, 27549886), (26, 21192220), (28, 19678490), (31, 17774120), (35, 15742792), (38, 14499940), (40, 13774943), (52, 10596110), (56, 9839245), (62, 8887060), (65, 8476888), (70, 7871396), (76, 7249970), (91, 6054920), (95, 5799976), (104, 5298055), (124, 4443530), (130, 4238444), (133, 4142840), (140, 3935698), (152, 3624985), (155, 3554824), (182, 3027460), (190, 2899988), (217, 2539160), (247, 2230760), (248, 2221765), (257, 2143960), (260, 2119222), (266, 2071420), (280, 1967849), (310, 1777412), (364, 1513730), (380, 1449994), (403, 1367240), (434, 1269580), (455, 1210984), (494, 1115380), (514, 1071980), (520, 1059611), (532, 1035710), (589, 935480), (620, 888706), (665, 828568), (728, 756865), (760, 724997), (806, 683620), (868, 634790), (910, 605492), (988, 557690), (1028, 535990), (1064, 517855), (1085, 507832), (1178, 467740), (1235, 446152), (1240, 444353), (1285, 428792), (1330, 414284), (1612, 341810), (1729, 318680), (1736, 317395), (1799, 306280), (1820, 302746), (1976, 278845), (2015, 273448), (2056, 267995), (2170, 253916), (2356, 233870), (2470, 223076), (2570, 214396), (2660, 207142), (2821, 195320), (2945, 187096), (3224, 170905), (3341, 164920), (3458, 159340), (3598, 153140), (3640, 151373), (4030, 136724), (4123, 133640), (4340, 126958), (4712, 116935), (4883, 112840), (4940, 111538), (5140, 107198), (5320, 103571), (5642, 97660), (5890, 93548), (6682, 82460), (6916, 79670), (7196, 76570), (7657, 71960), (7967, 69160), (8060, 68362), (8246, 66820), (8645, 63736), (8680, 63479), (8995, 61256), (9766, 56420), (9880, 55769), (10280, 53599), (11284, 48830), (11780, 46774), (13364, 41230), (13832, 39835), (14105, 39064), (14392, 38285), (15314, 35980), (15934, 34580), (16120, 34181), (16492, 33410), (16705, 32984), (17290, 31868), (17990, 30628), (19532, 28210), (20615, 26728), (22568, 24415), (23387, 23560)]