139381380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:426

約数の個数: 144

約数和(自身を含む): 446269824

約数和(自身を除く): 306888444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 131, 138, 180, 207, 230, 257, 262, 276, 345, 393, 414, 460, 514, 524, 655, 690, 771, 786, 828, 1028, 1035, 1179, 1285, 1310, 1380, 1542, 1572, 1965, 2070, 2313, 2358, 2570, 2620, 3013, 3084, 3855, 3930, 4140, 4626, 4716, 5140, 5895, 5911, 6026, 7710, 7860, 9039, 9252, 11565, 11790, 11822, 12052, 15065, 15420, 17733, 18078, 23130, 23580, 23644, 27117, 29555, 30130, 33667, 35466, 36156, 45195, 46260, 53199, 54234, 59110, 60260, 67334, 70932, 88665, 90390, 101001, 106398, 108468, 118220, 134668, 135585, 168335, 177330, 180780, 202002, 212796, 265995, 271170, 303003, 336670, 354660, 404004, 505005, 531990, 542340, 606006, 673340, 774341, 1010010, 1063980, 1212012, 1515015, 1548682, 2020020, 2323023, 3030030, 3097364, 3871705, 4646046, 6060060, 6969069, 7743410, 9292092, 11615115, 13938138, 15486820, 23230230, 27876276, 34845345, 46460460, 69690690, 139381380]

約数ペア:

[(1, 139381380), (2, 69690690), (3, 46460460), (4, 34845345), (5, 27876276), (6, 23230230), (9, 15486820), (10, 13938138), (12, 11615115), (15, 9292092), (18, 7743410), (20, 6969069), (23, 6060060), (30, 4646046), (36, 3871705), (45, 3097364), (46, 3030030), (60, 2323023), (69, 2020020), (90, 1548682), (92, 1515015), (115, 1212012), (131, 1063980), (138, 1010010), (180, 774341), (207, 673340), (230, 606006), (257, 542340), (262, 531990), (276, 505005), (345, 404004), (393, 354660), (414, 336670), (460, 303003), (514, 271170), (524, 265995), (655, 212796), (690, 202002), (771, 180780), (786, 177330), (828, 168335), (1028, 135585), (1035, 134668), (1179, 118220), (1285, 108468), (1310, 106398), (1380, 101001), (1542, 90390), (1572, 88665), (1965, 70932), (2070, 67334), (2313, 60260), (2358, 59110), (2570, 54234), (2620, 53199), (3013, 46260), (3084, 45195), (3855, 36156), (3930, 35466), (4140, 33667), (4626, 30130), (4716, 29555), (5140, 27117), (5895, 23644), (5911, 23580), (6026, 23130), (7710, 18078), (7860, 17733), (9039, 15420), (9252, 15065), (11565, 12052), (11790, 11822)]