19317480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:124

約数の個数: 256

約数和(自身を含む): 74995200

約数和(自身を除く): 55677720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 29, 30, 35, 39, 40, 42, 52, 56, 58, 60, 61, 65, 70, 78, 84, 87, 91, 104, 105, 116, 120, 122, 130, 140, 145, 156, 168, 174, 182, 183, 195, 203, 210, 232, 244, 260, 273, 280, 290, 305, 312, 348, 364, 366, 377, 390, 406, 420, 427, 435, 455, 488, 520, 546, 580, 609, 610, 696, 728, 732, 754, 780, 793, 812, 840, 854, 870, 910, 915, 1015, 1092, 1131, 1160, 1218, 1220, 1281, 1365, 1464, 1508, 1560, 1586, 1624, 1708, 1740, 1769, 1820, 1830, 1885, 2030, 2135, 2184, 2262, 2379, 2436, 2440, 2562, 2639, 2730, 3016, 3045, 3172, 3416, 3480, 3538, 3640, 3660, 3770, 3965, 4060, 4270, 4524, 4758, 4872, 5124, 5278, 5307, 5460, 5551, 5655, 6090, 6344, 6405, 7076, 7320, 7540, 7917, 7930, 8120, 8540, 8845, 9048, 9516, 10248, 10556, 10614, 10920, 11102, 11310, 11895, 12180, 12383, 12810, 13195, 14152, 15080, 15834, 15860, 16653, 17080, 17690, 19032, 21112, 21228, 22204, 22620, 22997, 23790, 24360, 24766, 25620, 26390, 26535, 27755, 31668, 31720, 33306, 35380, 37149, 39585, 42456, 44408, 45240, 45994, 47580, 49532, 51240, 52780, 53070, 55510, 61915, 63336, 66612, 68991, 70760, 74298, 79170, 83265, 91988, 95160, 99064, 105560, 106140, 111020, 114985, 123830, 133224, 137982, 148596, 158340, 160979, 166530, 183976, 185745, 212280, 222040, 229970, 247660, 275964, 297192, 316680, 321958, 333060, 344955, 371490, 459940, 482937, 495320, 551928, 643916, 666120, 689910, 742980, 804895, 919880, 965874, 1287832, 1379820, 1485960, 1609790, 1931748, 2414685, 2759640, 3219580, 3863496, 4829370, 6439160, 9658740, 19317480]

約数ペア:

[(1, 19317480), (2, 9658740), (3, 6439160), (4, 4829370), (5, 3863496), (6, 3219580), (7, 2759640), (8, 2414685), (10, 1931748), (12, 1609790), (13, 1485960), (14, 1379820), (15, 1287832), (20, 965874), (21, 919880), (24, 804895), (26, 742980), (28, 689910), (29, 666120), (30, 643916), (35, 551928), (39, 495320), (40, 482937), (42, 459940), (52, 371490), (56, 344955), (58, 333060), (60, 321958), (61, 316680), (65, 297192), (70, 275964), (78, 247660), (84, 229970), (87, 222040), (91, 212280), (104, 185745), (105, 183976), (116, 166530), (120, 160979), (122, 158340), (130, 148596), (140, 137982), (145, 133224), (156, 123830), (168, 114985), (174, 111020), (182, 106140), (183, 105560), (195, 99064), (203, 95160), (210, 91988), (232, 83265), (244, 79170), (260, 74298), (273, 70760), (280, 68991), (290, 66612), (305, 63336), (312, 61915), (348, 55510), (364, 53070), (366, 52780), (377, 51240), (390, 49532), (406, 47580), (420, 45994), (427, 45240), (435, 44408), (455, 42456), (488, 39585), (520, 37149), (546, 35380), (580, 33306), (609, 31720), (610, 31668), (696, 27755), (728, 26535), (732, 26390), (754, 25620), (780, 24766), (793, 24360), (812, 23790), (840, 22997), (854, 22620), (870, 22204), (910, 21228), (915, 21112), (1015, 19032), (1092, 17690), (1131, 17080), (1160, 16653), (1218, 15860), (1220, 15834), (1281, 15080), (1365, 14152), (1464, 13195), (1508, 12810), (1560, 12383), (1586, 12180), (1624, 11895), (1708, 11310), (1740, 11102), (1769, 10920), (1820, 10614), (1830, 10556), (1885, 10248), (2030, 9516), (2135, 9048), (2184, 8845), (2262, 8540), (2379, 8120), (2436, 7930), (2440, 7917), (2562, 7540), (2639, 7320), (2730, 7076), (3016, 6405), (3045, 6344), (3172, 6090), (3416, 5655), (3480, 5551), (3538, 5460), (3640, 5307), (3660, 5278), (3770, 5124), (3965, 4872), (4060, 4758), (4270, 4524)]