397873840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:148

約数の個数: 320

約数和(自身を含む): 1231921152

約数和(自身を除く): 834047312

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 35, 40, 41, 43, 52, 56, 62, 65, 70, 80, 82, 86, 91, 104, 112, 124, 130, 140, 155, 164, 172, 182, 205, 208, 215, 217, 248, 260, 280, 287, 301, 310, 328, 344, 364, 403, 410, 430, 434, 455, 496, 520, 533, 559, 560, 574, 602, 620, 656, 688, 728, 806, 820, 860, 868, 910, 1040, 1066, 1085, 1118, 1148, 1204, 1240, 1271, 1333, 1435, 1456, 1505, 1612, 1640, 1720, 1736, 1763, 1820, 2015, 2132, 2170, 2236, 2296, 2408, 2480, 2542, 2665, 2666, 2795, 2821, 2870, 3010, 3224, 3280, 3440, 3472, 3526, 3640, 3731, 3913, 4030, 4264, 4340, 4472, 4592, 4816, 5084, 5330, 5332, 5590, 5642, 5740, 6020, 6355, 6448, 6665, 7052, 7280, 7462, 7826, 8060, 8528, 8680, 8815, 8897, 8944, 9331, 10168, 10660, 10664, 11180, 11284, 11480, 12040, 12341, 12710, 13330, 14104, 14105, 14924, 15652, 16120, 16523, 17329, 17360, 17630, 17794, 18655, 18662, 19565, 20336, 21320, 21328, 22360, 22568, 22919, 22960, 24080, 24682, 25420, 26660, 28208, 28210, 29848, 31304, 32240, 33046, 34658, 35260, 35588, 37310, 37324, 39130, 42640, 44485, 44720, 45136, 45838, 46655, 49364, 50840, 53320, 54653, 56420, 59696, 61705, 62608, 66092, 69316, 70520, 71176, 74620, 74648, 78260, 82615, 86645, 88970, 91676, 93310, 98728, 101680, 106640, 109306, 112840, 114595, 115661, 121303, 123410, 132184, 138632, 141040, 142352, 149240, 149296, 156520, 160433, 165230, 173290, 177940, 183352, 186620, 197456, 218612, 225680, 229190, 231322, 242606, 246820, 264368, 273265, 277264, 298480, 313040, 320866, 330460, 346580, 355880, 366704, 373240, 382571, 437224, 458380, 462644, 485212, 493640, 546530, 578305, 606515, 641732, 660920, 693160, 710489, 711760, 746480, 765142, 802165, 874448, 916760, 925288, 970424, 987280, 1093060, 1156610, 1213030, 1283464, 1321840, 1386320, 1420978, 1530284, 1604330, 1833520, 1850576, 1912855, 1940848, 2186120, 2313220, 2426060, 2566928, 2841956, 3060568, 3208660, 3552445, 3825710, 4372240, 4626440, 4852120, 4973423, 5683912, 6121136, 6417320, 7104890, 7651420, 9252880, 9704240, 9946846, 11367824, 12834640, 14209780, 15302840, 19893692, 24867115, 28419560, 30605680, 39787384, 49734230, 56839120, 79574768, 99468460, 198936920, 397873840]

約数ペア:

[(1, 397873840), (2, 198936920), (4, 99468460), (5, 79574768), (7, 56839120), (8, 49734230), (10, 39787384), (13, 30605680), (14, 28419560), (16, 24867115), (20, 19893692), (26, 15302840), (28, 14209780), (31, 12834640), (35, 11367824), (40, 9946846), (41, 9704240), (43, 9252880), (52, 7651420), (56, 7104890), (62, 6417320), (65, 6121136), (70, 5683912), (80, 4973423), (82, 4852120), (86, 4626440), (91, 4372240), (104, 3825710), (112, 3552445), (124, 3208660), (130, 3060568), (140, 2841956), (155, 2566928), (164, 2426060), (172, 2313220), (182, 2186120), (205, 1940848), (208, 1912855), (215, 1850576), (217, 1833520), (248, 1604330), (260, 1530284), (280, 1420978), (287, 1386320), (301, 1321840), (310, 1283464), (328, 1213030), (344, 1156610), (364, 1093060), (403, 987280), (410, 970424), (430, 925288), (434, 916760), (455, 874448), (496, 802165), (520, 765142), (533, 746480), (559, 711760), (560, 710489), (574, 693160), (602, 660920), (620, 641732), (656, 606515), (688, 578305), (728, 546530), (806, 493640), (820, 485212), (860, 462644), (868, 458380), (910, 437224), (1040, 382571), (1066, 373240), (1085, 366704), (1118, 355880), (1148, 346580), (1204, 330460), (1240, 320866), (1271, 313040), (1333, 298480), (1435, 277264), (1456, 273265), (1505, 264368), (1612, 246820), (1640, 242606), (1720, 231322), (1736, 229190), (1763, 225680), (1820, 218612), (2015, 197456), (2132, 186620), (2170, 183352), (2236, 177940), (2296, 173290), (2408, 165230), (2480, 160433), (2542, 156520), (2665, 149296), (2666, 149240), (2795, 142352), (2821, 141040), (2870, 138632), (3010, 132184), (3224, 123410), (3280, 121303), (3440, 115661), (3472, 114595), (3526, 112840), (3640, 109306), (3731, 106640), (3913, 101680), (4030, 98728), (4264, 93310), (4340, 91676), (4472, 88970), (4592, 86645), (4816, 82615), (5084, 78260), (5330, 74648), (5332, 74620), (5590, 71176), (5642, 70520), (5740, 69316), (6020, 66092), (6355, 62608), (6448, 61705), (6665, 59696), (7052, 56420), (7280, 54653), (7462, 53320), (7826, 50840), (8060, 49364), (8528, 46655), (8680, 45838), (8815, 45136), (8897, 44720), (8944, 44485), (9331, 42640), (10168, 39130), (10660, 37324), (10664, 37310), (11180, 35588), (11284, 35260), (11480, 34658), (12040, 33046), (12341, 32240), (12710, 31304), (13330, 29848), (14104, 28210), (14105, 28208), (14924, 26660), (15652, 25420), (16120, 24682), (16523, 24080), (17329, 22960), (17360, 22919), (17630, 22568), (17794, 22360), (18655, 21328), (18662, 21320), (19565, 20336)]