455747640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1$

素因数の和:549

約数の個数: 128

約数和(自身を含む): 1397088000

約数和(自身を除く): 941340360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 89, 120, 139, 178, 267, 278, 307, 356, 417, 445, 534, 556, 614, 695, 712, 834, 890, 921, 1068, 1112, 1228, 1335, 1390, 1535, 1668, 1780, 1842, 2085, 2136, 2456, 2670, 2780, 3070, 3336, 3560, 3684, 4170, 4605, 5340, 5560, 6140, 7368, 8340, 9210, 10680, 12280, 12371, 16680, 18420, 24742, 27323, 36840, 37113, 42673, 49484, 54646, 61855, 74226, 81969, 85346, 98968, 109292, 123710, 128019, 136615, 148452, 163938, 170692, 185565, 213365, 218584, 247420, 256038, 273230, 296904, 327876, 341384, 371130, 409845, 426730, 494840, 512076, 546460, 640095, 655752, 742260, 819690, 853460, 1024152, 1092920, 1280190, 1484520, 1639380, 1706920, 2560380, 3278760, 3797897, 5120760, 7595794, 11393691, 15191588, 18989485, 22787382, 30383176, 37978970, 45574764, 56968455, 75957940, 91149528, 113936910, 151915880, 227873820, 455747640]

約数ペア:

[(1, 455747640), (2, 227873820), (3, 151915880), (4, 113936910), (5, 91149528), (6, 75957940), (8, 56968455), (10, 45574764), (12, 37978970), (15, 30383176), (20, 22787382), (24, 18989485), (30, 15191588), (40, 11393691), (60, 7595794), (89, 5120760), (120, 3797897), (139, 3278760), (178, 2560380), (267, 1706920), (278, 1639380), (307, 1484520), (356, 1280190), (417, 1092920), (445, 1024152), (534, 853460), (556, 819690), (614, 742260), (695, 655752), (712, 640095), (834, 546460), (890, 512076), (921, 494840), (1068, 426730), (1112, 409845), (1228, 371130), (1335, 341384), (1390, 327876), (1535, 296904), (1668, 273230), (1780, 256038), (1842, 247420), (2085, 218584), (2136, 213365), (2456, 185565), (2670, 170692), (2780, 163938), (3070, 148452), (3336, 136615), (3560, 128019), (3684, 123710), (4170, 109292), (4605, 98968), (5340, 85346), (5560, 81969), (6140, 74226), (7368, 61855), (8340, 54646), (9210, 49484), (10680, 42673), (12280, 37113), (12371, 36840), (16680, 27323), (18420, 24742)]