204326640

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{571}}^1$

素因数の和:668

約数の個数: 240

約数和(自身を含む): 796663296

約数和(自身を除く): 592336656

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 71, 72, 80, 84, 90, 105, 112, 120, 126, 140, 142, 144, 168, 180, 210, 213, 240, 252, 280, 284, 315, 336, 355, 360, 420, 426, 497, 504, 560, 568, 571, 630, 639, 710, 720, 840, 852, 994, 1008, 1065, 1136, 1142, 1260, 1278, 1420, 1491, 1680, 1704, 1713, 1988, 2130, 2284, 2485, 2520, 2556, 2840, 2855, 2982, 3195, 3408, 3426, 3976, 3997, 4260, 4473, 4568, 4970, 5040, 5112, 5139, 5680, 5710, 5964, 6390, 6852, 7455, 7952, 7994, 8520, 8565, 8946, 9136, 9940, 10224, 10278, 11420, 11928, 11991, 12780, 13704, 14910, 15988, 17040, 17130, 17892, 19880, 19985, 20556, 22365, 22840, 23856, 23982, 25560, 25695, 27408, 29820, 31976, 34260, 35784, 35973, 39760, 39970, 40541, 41112, 44730, 45680, 47964, 51120, 51390, 59640, 59955, 63952, 68520, 71568, 71946, 79940, 81082, 82224, 89460, 95928, 102780, 119280, 119910, 121623, 137040, 143892, 159880, 162164, 178920, 179865, 191856, 202705, 205560, 239820, 243246, 283787, 287784, 319760, 324328, 357840, 359730, 364869, 405410, 411120, 479640, 486492, 567574, 575568, 608115, 648656, 719460, 729738, 810820, 851361, 959280, 972984, 1135148, 1216230, 1418935, 1438920, 1459476, 1621640, 1702722, 1824345, 1945968, 2270296, 2432460, 2554083, 2837870, 2877840, 2918952, 3243280, 3405444, 3648690, 4256805, 4540592, 4864920, 5108166, 5675740, 5837904, 6810888, 7297380, 8513610, 9729840, 10216332, 11351480, 12770415, 13621776, 14594760, 17027220, 20432664, 22702960, 25540830, 29189520, 34054440, 40865328, 51081660, 68108880, 102163320, 204326640]

約数ペア:

[(1, 204326640), (2, 102163320), (3, 68108880), (4, 51081660), (5, 40865328), (6, 34054440), (7, 29189520), (8, 25540830), (9, 22702960), (10, 20432664), (12, 17027220), (14, 14594760), (15, 13621776), (16, 12770415), (18, 11351480), (20, 10216332), (21, 9729840), (24, 8513610), (28, 7297380), (30, 6810888), (35, 5837904), (36, 5675740), (40, 5108166), (42, 4864920), (45, 4540592), (48, 4256805), (56, 3648690), (60, 3405444), (63, 3243280), (70, 2918952), (71, 2877840), (72, 2837870), (80, 2554083), (84, 2432460), (90, 2270296), (105, 1945968), (112, 1824345), (120, 1702722), (126, 1621640), (140, 1459476), (142, 1438920), (144, 1418935), (168, 1216230), (180, 1135148), (210, 972984), (213, 959280), (240, 851361), (252, 810820), (280, 729738), (284, 719460), (315, 648656), (336, 608115), (355, 575568), (360, 567574), (420, 486492), (426, 479640), (497, 411120), (504, 405410), (560, 364869), (568, 359730), (571, 357840), (630, 324328), (639, 319760), (710, 287784), (720, 283787), (840, 243246), (852, 239820), (994, 205560), (1008, 202705), (1065, 191856), (1136, 179865), (1142, 178920), (1260, 162164), (1278, 159880), (1420, 143892), (1491, 137040), (1680, 121623), (1704, 119910), (1713, 119280), (1988, 102780), (2130, 95928), (2284, 89460), (2485, 82224), (2520, 81082), (2556, 79940), (2840, 71946), (2855, 71568), (2982, 68520), (3195, 63952), (3408, 59955), (3426, 59640), (3976, 51390), (3997, 51120), (4260, 47964), (4473, 45680), (4568, 44730), (4970, 41112), (5040, 40541), (5112, 39970), (5139, 39760), (5680, 35973), (5710, 35784), (5964, 34260), (6390, 31976), (6852, 29820), (7455, 27408), (7952, 25695), (7994, 25560), (8520, 23982), (8565, 23856), (8946, 22840), (9136, 22365), (9940, 20556), (10224, 19985), (10278, 19880), (11420, 17892), (11928, 17130), (11991, 17040), (12780, 15988), (13704, 14910)]