1408778880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{23669}}^1$

素因数の和:23722

約数の個数: 128

約数和(自身を含む): 4635532800

約数和(自身を除く): 3226753920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 930, 960, 992, 1240, 1488, 1860, 1920, 1984, 2480, 2976, 3720, 3968, 4960, 5952, 7440, 9920, 11904, 14880, 19840, 23669, 29760, 47338, 59520, 71007, 94676, 118345, 142014, 189352, 236690, 284028, 355035, 378704, 473380, 568056, 710070, 733739, 757408, 946760, 1136112, 1420140, 1467478, 1514816, 1893520, 2201217, 2272224, 2840280, 2934956, 3029632, 3668695, 3787040, 4402434, 4544448, 5680560, 5869912, 7337390, 7574080, 8804868, 9088896, 11006085, 11361120, 11739824, 14674780, 15148160, 17609736, 22012170, 22722240, 23479648, 29349560, 35219472, 44024340, 45444480, 46959296, 58699120, 70438944, 88048680, 93918592, 117398240, 140877888, 176097360, 234796480, 281755776, 352194720, 469592960, 704389440, 1408778880]

約数ペア:

[(1, 1408778880), (2, 704389440), (3, 469592960), (4, 352194720), (5, 281755776), (6, 234796480), (8, 176097360), (10, 140877888), (12, 117398240), (15, 93918592), (16, 88048680), (20, 70438944), (24, 58699120), (30, 46959296), (31, 45444480), (32, 44024340), (40, 35219472), (48, 29349560), (60, 23479648), (62, 22722240), (64, 22012170), (80, 17609736), (93, 15148160), (96, 14674780), (120, 11739824), (124, 11361120), (128, 11006085), (155, 9088896), (160, 8804868), (186, 7574080), (192, 7337390), (240, 5869912), (248, 5680560), (310, 4544448), (320, 4402434), (372, 3787040), (384, 3668695), (465, 3029632), (480, 2934956), (496, 2840280), (620, 2272224), (640, 2201217), (744, 1893520), (930, 1514816), (960, 1467478), (992, 1420140), (1240, 1136112), (1488, 946760), (1860, 757408), (1920, 733739), (1984, 710070), (2480, 568056), (2976, 473380), (3720, 378704), (3968, 355035), (4960, 284028), (5952, 236690), (7440, 189352), (9920, 142014), (11904, 118345), (14880, 94676), (19840, 71007), (23669, 59520), (29760, 47338)]