12506640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^2$

素因数の和:129

約数の個数: 120

約数和(自身を含む): 41021184

約数和(自身を除く): 28514544

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 41, 48, 60, 62, 80, 82, 93, 120, 123, 124, 155, 164, 186, 205, 240, 246, 248, 310, 328, 372, 410, 465, 492, 496, 615, 620, 656, 744, 820, 930, 984, 1230, 1240, 1271, 1488, 1640, 1681, 1860, 1968, 2460, 2480, 2542, 3280, 3362, 3720, 3813, 4920, 5043, 5084, 6355, 6724, 7440, 7626, 8405, 9840, 10086, 10168, 12710, 13448, 15252, 16810, 19065, 20172, 20336, 25215, 25420, 26896, 30504, 33620, 38130, 40344, 50430, 50840, 52111, 61008, 67240, 76260, 80688, 100860, 101680, 104222, 134480, 152520, 156333, 201720, 208444, 260555, 305040, 312666, 403440, 416888, 521110, 625332, 781665, 833776, 1042220, 1250664, 1563330, 2084440, 2501328, 3126660, 4168880, 6253320, 12506640]

約数ペア:

[(1, 12506640), (2, 6253320), (3, 4168880), (4, 3126660), (5, 2501328), (6, 2084440), (8, 1563330), (10, 1250664), (12, 1042220), (15, 833776), (16, 781665), (20, 625332), (24, 521110), (30, 416888), (31, 403440), (40, 312666), (41, 305040), (48, 260555), (60, 208444), (62, 201720), (80, 156333), (82, 152520), (93, 134480), (120, 104222), (123, 101680), (124, 100860), (155, 80688), (164, 76260), (186, 67240), (205, 61008), (240, 52111), (246, 50840), (248, 50430), (310, 40344), (328, 38130), (372, 33620), (410, 30504), (465, 26896), (492, 25420), (496, 25215), (615, 20336), (620, 20172), (656, 19065), (744, 16810), (820, 15252), (930, 13448), (984, 12710), (1230, 10168), (1240, 10086), (1271, 9840), (1488, 8405), (1640, 7626), (1681, 7440), (1860, 6724), (1968, 6355), (2460, 5084), (2480, 5043), (2542, 4920), (3280, 3813), (3362, 3720)]