7919340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1$

素因数の和:120

約数の個数: 144

約数和(自身を含む): 26562816

約数和(自身を除く): 18643476

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 26, 30, 33, 39, 44, 52, 55, 60, 65, 66, 71, 78, 110, 130, 132, 142, 143, 156, 165, 169, 195, 213, 220, 260, 284, 286, 330, 338, 355, 390, 426, 429, 507, 572, 660, 676, 710, 715, 780, 781, 845, 852, 858, 923, 1014, 1065, 1420, 1430, 1562, 1690, 1716, 1846, 1859, 2028, 2130, 2145, 2343, 2535, 2769, 2860, 3124, 3380, 3692, 3718, 3905, 4260, 4290, 4615, 4686, 5070, 5538, 5577, 7436, 7810, 8580, 9230, 9295, 9372, 10140, 10153, 11076, 11154, 11715, 11999, 13845, 15620, 18460, 18590, 20306, 22308, 23430, 23998, 27690, 27885, 30459, 35997, 37180, 40612, 46860, 47996, 50765, 55380, 55770, 59995, 60918, 71994, 101530, 111540, 119990, 121836, 131989, 143988, 152295, 179985, 203060, 239980, 263978, 304590, 359970, 395967, 527956, 609180, 659945, 719940, 791934, 1319890, 1583868, 1979835, 2639780, 3959670, 7919340]

約数ペア:

[(1, 7919340), (2, 3959670), (3, 2639780), (4, 1979835), (5, 1583868), (6, 1319890), (10, 791934), (11, 719940), (12, 659945), (13, 609180), (15, 527956), (20, 395967), (22, 359970), (26, 304590), (30, 263978), (33, 239980), (39, 203060), (44, 179985), (52, 152295), (55, 143988), (60, 131989), (65, 121836), (66, 119990), (71, 111540), (78, 101530), (110, 71994), (130, 60918), (132, 59995), (142, 55770), (143, 55380), (156, 50765), (165, 47996), (169, 46860), (195, 40612), (213, 37180), (220, 35997), (260, 30459), (284, 27885), (286, 27690), (330, 23998), (338, 23430), (355, 22308), (390, 20306), (426, 18590), (429, 18460), (507, 15620), (572, 13845), (660, 11999), (676, 11715), (710, 11154), (715, 11076), (780, 10153), (781, 10140), (845, 9372), (852, 9295), (858, 9230), (923, 8580), (1014, 7810), (1065, 7436), (1420, 5577), (1430, 5538), (1562, 5070), (1690, 4686), (1716, 4615), (1846, 4290), (1859, 4260), (2028, 3905), (2130, 3718), (2145, 3692), (2343, 3380), (2535, 3124), (2769, 2860)]