18759960

素因数分解:

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

素因数の和:130

約数の個数: 144

約数和(自身を含む): 64509120

約数和(自身を除く): 45749160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 41, 45, 60, 62, 72, 82, 90, 93, 120, 123, 124, 155, 164, 180, 186, 205, 246, 248, 279, 310, 328, 360, 369, 372, 410, 465, 492, 558, 615, 620, 738, 744, 820, 930, 984, 1116, 1230, 1240, 1271, 1395, 1476, 1640, 1681, 1845, 1860, 2232, 2460, 2542, 2790, 2952, 3362, 3690, 3720, 3813, 4920, 5043, 5084, 5580, 6355, 6724, 7380, 7626, 8405, 10086, 10168, 11160, 11439, 12710, 13448, 14760, 15129, 15252, 16810, 19065, 20172, 22878, 25215, 25420, 30258, 30504, 33620, 38130, 40344, 45756, 50430, 50840, 52111, 57195, 60516, 67240, 75645, 76260, 91512, 100860, 104222, 114390, 121032, 151290, 152520, 156333, 201720, 208444, 228780, 260555, 302580, 312666, 416888, 457560, 468999, 521110, 605160, 625332, 781665, 937998, 1042220, 1250664, 1563330, 1875996, 2084440, 2344995, 3126660, 3751992, 4689990, 6253320, 9379980, 18759960]

約数ペア:

[(1, 18759960), (2, 9379980), (3, 6253320), (4, 4689990), (5, 3751992), (6, 3126660), (8, 2344995), (9, 2084440), (10, 1875996), (12, 1563330), (15, 1250664), (18, 1042220), (20, 937998), (24, 781665), (30, 625332), (31, 605160), (36, 521110), (40, 468999), (41, 457560), (45, 416888), (60, 312666), (62, 302580), (72, 260555), (82, 228780), (90, 208444), (93, 201720), (120, 156333), (123, 152520), (124, 151290), (155, 121032), (164, 114390), (180, 104222), (186, 100860), (205, 91512), (246, 76260), (248, 75645), (279, 67240), (310, 60516), (328, 57195), (360, 52111), (369, 50840), (372, 50430), (410, 45756), (465, 40344), (492, 38130), (558, 33620), (615, 30504), (620, 30258), (738, 25420), (744, 25215), (820, 22878), (930, 20172), (984, 19065), (1116, 16810), (1230, 15252), (1240, 15129), (1271, 14760), (1395, 13448), (1476, 12710), (1640, 11439), (1681, 11160), (1845, 10168), (1860, 10086), (2232, 8405), (2460, 7626), (2542, 7380), (2790, 6724), (2952, 6355), (3362, 5580), (3690, 5084), (3720, 5043), (3813, 4920)]