2159820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1$

素因数の和:112

約数の個数: 108

約数和(自身を含む): 7194096

約数和(自身を除く): 5034276

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 71, 78, 90, 117, 130, 142, 156, 169, 180, 195, 213, 234, 260, 284, 338, 355, 390, 426, 468, 507, 585, 639, 676, 710, 780, 845, 852, 923, 1014, 1065, 1170, 1278, 1420, 1521, 1690, 1846, 2028, 2130, 2340, 2535, 2556, 2769, 3042, 3195, 3380, 3692, 4260, 4615, 5070, 5538, 6084, 6390, 7605, 8307, 9230, 10140, 11076, 11999, 12780, 13845, 15210, 16614, 18460, 23998, 27690, 30420, 33228, 35997, 41535, 47996, 55380, 59995, 71994, 83070, 107991, 119990, 143988, 166140, 179985, 215982, 239980, 359970, 431964, 539955, 719940, 1079910, 2159820]

約数ペア:

[(1, 2159820), (2, 1079910), (3, 719940), (4, 539955), (5, 431964), (6, 359970), (9, 239980), (10, 215982), (12, 179985), (13, 166140), (15, 143988), (18, 119990), (20, 107991), (26, 83070), (30, 71994), (36, 59995), (39, 55380), (45, 47996), (52, 41535), (60, 35997), (65, 33228), (71, 30420), (78, 27690), (90, 23998), (117, 18460), (130, 16614), (142, 15210), (156, 13845), (169, 12780), (180, 11999), (195, 11076), (213, 10140), (234, 9230), (260, 8307), (284, 7605), (338, 6390), (355, 6084), (390, 5538), (426, 5070), (468, 4615), (507, 4260), (585, 3692), (639, 3380), (676, 3195), (710, 3042), (780, 2769), (845, 2556), (852, 2535), (923, 2340), (1014, 2130), (1065, 2028), (1170, 1846), (1278, 1690), (1420, 1521)]