387660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1$

素因数の和:103

約数の個数: 96

約数和(自身を含む): 1354752

約数和(自身を除く): 967092

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 71, 78, 84, 91, 105, 130, 140, 142, 156, 182, 195, 210, 213, 260, 273, 284, 355, 364, 390, 420, 426, 455, 497, 546, 710, 780, 852, 910, 923, 994, 1065, 1092, 1365, 1420, 1491, 1820, 1846, 1988, 2130, 2485, 2730, 2769, 2982, 3692, 4260, 4615, 4970, 5460, 5538, 5964, 6461, 7455, 9230, 9940, 11076, 12922, 13845, 14910, 18460, 19383, 25844, 27690, 29820, 32305, 38766, 55380, 64610, 77532, 96915, 129220, 193830, 387660]

約数ペア:

[(1, 387660), (2, 193830), (3, 129220), (4, 96915), (5, 77532), (6, 64610), (7, 55380), (10, 38766), (12, 32305), (13, 29820), (14, 27690), (15, 25844), (20, 19383), (21, 18460), (26, 14910), (28, 13845), (30, 12922), (35, 11076), (39, 9940), (42, 9230), (52, 7455), (60, 6461), (65, 5964), (70, 5538), (71, 5460), (78, 4970), (84, 4615), (91, 4260), (105, 3692), (130, 2982), (140, 2769), (142, 2730), (156, 2485), (182, 2130), (195, 1988), (210, 1846), (213, 1820), (260, 1491), (273, 1420), (284, 1365), (355, 1092), (364, 1065), (390, 994), (420, 923), (426, 910), (455, 852), (497, 780), (546, 710)]