28075320

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{857}}^1$

素因数の和:894

約数の個数: 192

約数和(自身を含む): 112432320

約数和(自身を除く): 84357000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 117, 120, 126, 130, 140, 156, 168, 180, 182, 195, 210, 234, 252, 260, 273, 280, 312, 315, 360, 364, 390, 420, 455, 468, 504, 520, 546, 585, 630, 728, 780, 819, 840, 857, 910, 936, 1092, 1170, 1260, 1365, 1560, 1638, 1714, 1820, 2184, 2340, 2520, 2571, 2730, 3276, 3428, 3640, 4095, 4285, 4680, 5142, 5460, 5999, 6552, 6856, 7713, 8190, 8570, 10284, 10920, 11141, 11998, 12855, 15426, 16380, 17140, 17997, 20568, 22282, 23996, 25710, 29995, 30852, 32760, 33423, 34280, 35994, 38565, 44564, 47992, 51420, 53991, 55705, 59990, 61704, 66846, 71988, 77130, 77987, 89128, 89985, 100269, 102840, 107982, 111410, 119980, 133692, 143976, 154260, 155974, 167115, 179970, 200538, 215964, 222820, 233961, 239960, 267384, 269955, 308520, 311948, 334230, 359940, 389935, 401076, 431928, 445640, 467922, 501345, 539910, 623896, 668460, 701883, 719880, 779870, 802152, 935844, 1002690, 1079820, 1169805, 1336920, 1403766, 1559740, 1871688, 2005380, 2159640, 2339610, 2807532, 3119480, 3509415, 4010760, 4679220, 5615064, 7018830, 9358440, 14037660, 28075320]

約数ペア:

[(1, 28075320), (2, 14037660), (3, 9358440), (4, 7018830), (5, 5615064), (6, 4679220), (7, 4010760), (8, 3509415), (9, 3119480), (10, 2807532), (12, 2339610), (13, 2159640), (14, 2005380), (15, 1871688), (18, 1559740), (20, 1403766), (21, 1336920), (24, 1169805), (26, 1079820), (28, 1002690), (30, 935844), (35, 802152), (36, 779870), (39, 719880), (40, 701883), (42, 668460), (45, 623896), (52, 539910), (56, 501345), (60, 467922), (63, 445640), (65, 431928), (70, 401076), (72, 389935), (78, 359940), (84, 334230), (90, 311948), (91, 308520), (104, 269955), (105, 267384), (117, 239960), (120, 233961), (126, 222820), (130, 215964), (140, 200538), (156, 179970), (168, 167115), (180, 155974), (182, 154260), (195, 143976), (210, 133692), (234, 119980), (252, 111410), (260, 107982), (273, 102840), (280, 100269), (312, 89985), (315, 89128), (360, 77987), (364, 77130), (390, 71988), (420, 66846), (455, 61704), (468, 59990), (504, 55705), (520, 53991), (546, 51420), (585, 47992), (630, 44564), (728, 38565), (780, 35994), (819, 34280), (840, 33423), (857, 32760), (910, 30852), (936, 29995), (1092, 25710), (1170, 23996), (1260, 22282), (1365, 20568), (1560, 17997), (1638, 17140), (1714, 16380), (1820, 15426), (2184, 12855), (2340, 11998), (2520, 11141), (2571, 10920), (2730, 10284), (3276, 8570), (3428, 8190), (3640, 7713), (4095, 6856), (4285, 6552), (4680, 5999), (5142, 5460)]