418587480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20399}}^1$

素因数の和:20438

約数の個数: 128

約数和(自身を含む): 1468800000

約数和(自身を除く): 1050212520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 1026, 1080, 1140, 1368, 1710, 2052, 2280, 2565, 3420, 4104, 5130, 6840, 10260, 20399, 20520, 40798, 61197, 81596, 101995, 122394, 163192, 183591, 203990, 244788, 305985, 367182, 387581, 407980, 489576, 550773, 611970, 734364, 775162, 815960, 917955, 1101546, 1162743, 1223940, 1468728, 1550324, 1835910, 1937905, 2203092, 2325486, 2447880, 2753865, 3100648, 3488229, 3671820, 3875810, 4406184, 4650972, 5507730, 5813715, 6976458, 7343640, 7751620, 9301944, 10464687, 11015460, 11627430, 13952916, 15503240, 17441145, 20929374, 22030920, 23254860, 27905832, 34882290, 41858748, 46509720, 52323435, 69764580, 83717496, 104646870, 139529160, 209293740, 418587480]

約数ペア:

[(1, 418587480), (2, 209293740), (3, 139529160), (4, 104646870), (5, 83717496), (6, 69764580), (8, 52323435), (9, 46509720), (10, 41858748), (12, 34882290), (15, 27905832), (18, 23254860), (19, 22030920), (20, 20929374), (24, 17441145), (27, 15503240), (30, 13952916), (36, 11627430), (38, 11015460), (40, 10464687), (45, 9301944), (54, 7751620), (57, 7343640), (60, 6976458), (72, 5813715), (76, 5507730), (90, 4650972), (95, 4406184), (108, 3875810), (114, 3671820), (120, 3488229), (135, 3100648), (152, 2753865), (171, 2447880), (180, 2325486), (190, 2203092), (216, 1937905), (228, 1835910), (270, 1550324), (285, 1468728), (342, 1223940), (360, 1162743), (380, 1101546), (456, 917955), (513, 815960), (540, 775162), (570, 734364), (684, 611970), (760, 550773), (855, 489576), (1026, 407980), (1080, 387581), (1140, 367182), (1368, 305985), (1710, 244788), (2052, 203990), (2280, 183591), (2565, 163192), (3420, 122394), (4104, 101995), (5130, 81596), (6840, 61197), (10260, 40798), (20399, 20520)]