423278960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{691}}^1$

素因数の和:767

約数の個数: 160

約数和(自身を含む): 1153259520

約数和(自身を除く): 729980560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 31, 38, 40, 52, 62, 65, 76, 80, 95, 104, 124, 130, 152, 155, 190, 208, 247, 248, 260, 304, 310, 380, 403, 494, 496, 520, 589, 620, 691, 760, 806, 988, 1040, 1178, 1235, 1240, 1382, 1520, 1612, 1976, 2015, 2356, 2470, 2480, 2764, 2945, 3224, 3455, 3952, 4030, 4712, 4940, 5528, 5890, 6448, 6910, 7657, 8060, 8983, 9424, 9880, 11056, 11780, 13129, 13820, 15314, 16120, 17966, 19760, 21421, 23560, 26258, 27640, 30628, 32240, 35932, 38285, 42842, 44915, 47120, 52516, 55280, 61256, 65645, 71864, 76570, 85684, 89830, 105032, 107105, 122512, 131290, 143728, 153140, 170677, 171368, 179660, 210064, 214210, 262580, 278473, 306280, 341354, 342736, 359320, 406999, 428420, 525160, 556946, 612560, 682708, 718640, 813998, 853385, 856840, 1050320, 1113892, 1365416, 1392365, 1627996, 1706770, 1713680, 2034995, 2227784, 2730832, 2784730, 3255992, 3413540, 4069990, 4455568, 5290987, 5569460, 6511984, 6827080, 8139980, 10581974, 11138920, 13654160, 16279960, 21163948, 22277840, 26454935, 32559920, 42327896, 52909870, 84655792, 105819740, 211639480, 423278960]

約数ペア:

[(1, 423278960), (2, 211639480), (4, 105819740), (5, 84655792), (8, 52909870), (10, 42327896), (13, 32559920), (16, 26454935), (19, 22277840), (20, 21163948), (26, 16279960), (31, 13654160), (38, 11138920), (40, 10581974), (52, 8139980), (62, 6827080), (65, 6511984), (76, 5569460), (80, 5290987), (95, 4455568), (104, 4069990), (124, 3413540), (130, 3255992), (152, 2784730), (155, 2730832), (190, 2227784), (208, 2034995), (247, 1713680), (248, 1706770), (260, 1627996), (304, 1392365), (310, 1365416), (380, 1113892), (403, 1050320), (494, 856840), (496, 853385), (520, 813998), (589, 718640), (620, 682708), (691, 612560), (760, 556946), (806, 525160), (988, 428420), (1040, 406999), (1178, 359320), (1235, 342736), (1240, 341354), (1382, 306280), (1520, 278473), (1612, 262580), (1976, 214210), (2015, 210064), (2356, 179660), (2470, 171368), (2480, 170677), (2764, 153140), (2945, 143728), (3224, 131290), (3455, 122512), (3952, 107105), (4030, 105032), (4712, 89830), (4940, 85684), (5528, 76570), (5890, 71864), (6448, 65645), (6910, 61256), (7657, 55280), (8060, 52516), (8983, 47120), (9424, 44915), (9880, 42842), (11056, 38285), (11780, 35932), (13129, 32240), (13820, 30628), (15314, 27640), (16120, 26258), (17966, 23560), (19760, 21421)]