1409521920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{557}}^1\times {\mathrm{659}}^1$

素因数の和:1240

約数の個数: 144

約数和(自身を含む): 4516585920

約数和(自身を除く): 3107064000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 557, 640, 659, 768, 960, 1114, 1280, 1318, 1671, 1920, 1977, 2228, 2636, 2785, 3295, 3342, 3840, 3954, 4456, 5272, 5570, 6590, 6684, 7908, 8355, 8912, 9885, 10544, 11140, 13180, 13368, 15816, 16710, 17824, 19770, 21088, 22280, 26360, 26736, 31632, 33420, 35648, 39540, 42176, 44560, 52720, 53472, 63264, 66840, 71296, 79080, 84352, 89120, 105440, 106944, 126528, 133680, 142592, 158160, 168704, 178240, 210880, 213888, 253056, 267360, 316320, 356480, 367063, 421760, 427776, 506112, 534720, 632640, 712960, 734126, 843520, 1069440, 1101189, 1265280, 1468252, 1835315, 2138880, 2202378, 2530560, 2936504, 3670630, 4404756, 5505945, 5873008, 7341260, 8809512, 11011890, 11746016, 14682520, 17619024, 22023780, 23492032, 29365040, 35238048, 44047560, 46984064, 58730080, 70476096, 88095120, 93968128, 117460160, 140952192, 176190240, 234920320, 281904384, 352380480, 469840640, 704760960, 1409521920]

約数ペア:

[(1, 1409521920), (2, 704760960), (3, 469840640), (4, 352380480), (5, 281904384), (6, 234920320), (8, 176190240), (10, 140952192), (12, 117460160), (15, 93968128), (16, 88095120), (20, 70476096), (24, 58730080), (30, 46984064), (32, 44047560), (40, 35238048), (48, 29365040), (60, 23492032), (64, 22023780), (80, 17619024), (96, 14682520), (120, 11746016), (128, 11011890), (160, 8809512), (192, 7341260), (240, 5873008), (256, 5505945), (320, 4404756), (384, 3670630), (480, 2936504), (557, 2530560), (640, 2202378), (659, 2138880), (768, 1835315), (960, 1468252), (1114, 1265280), (1280, 1101189), (1318, 1069440), (1671, 843520), (1920, 734126), (1977, 712960), (2228, 632640), (2636, 534720), (2785, 506112), (3295, 427776), (3342, 421760), (3840, 367063), (3954, 356480), (4456, 316320), (5272, 267360), (5570, 253056), (6590, 213888), (6684, 210880), (7908, 178240), (8355, 168704), (8912, 158160), (9885, 142592), (10544, 133680), (11140, 126528), (13180, 106944), (13368, 105440), (15816, 89120), (16710, 84352), (17824, 79080), (19770, 71296), (21088, 66840), (22280, 63264), (26360, 53472), (26736, 52720), (31632, 44560), (33420, 42176), (35648, 39540)]