123443880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{659}}^1$

素因数の和:903

約数の個数: 128

約数和(自身を含む): 425779200

約数和(自身を除く): 302335320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 223, 280, 420, 446, 659, 669, 840, 892, 1115, 1318, 1338, 1561, 1784, 1977, 2230, 2636, 2676, 3122, 3295, 3345, 3954, 4460, 4613, 4683, 5272, 5352, 6244, 6590, 6690, 7805, 7908, 8920, 9226, 9366, 9885, 12488, 13180, 13380, 13839, 15610, 15816, 18452, 18732, 19770, 23065, 23415, 26360, 26760, 27678, 31220, 36904, 37464, 39540, 46130, 46830, 55356, 62440, 69195, 79080, 92260, 93660, 110712, 138390, 146957, 184520, 187320, 276780, 293914, 440871, 553560, 587828, 734785, 881742, 1028699, 1175656, 1469570, 1763484, 2057398, 2204355, 2939140, 3086097, 3526968, 4114796, 4408710, 5143495, 5878280, 6172194, 8229592, 8817420, 10286990, 12344388, 15430485, 17634840, 20573980, 24688776, 30860970, 41147960, 61721940, 123443880]

約数ペア:

[(1, 123443880), (2, 61721940), (3, 41147960), (4, 30860970), (5, 24688776), (6, 20573980), (7, 17634840), (8, 15430485), (10, 12344388), (12, 10286990), (14, 8817420), (15, 8229592), (20, 6172194), (21, 5878280), (24, 5143495), (28, 4408710), (30, 4114796), (35, 3526968), (40, 3086097), (42, 2939140), (56, 2204355), (60, 2057398), (70, 1763484), (84, 1469570), (105, 1175656), (120, 1028699), (140, 881742), (168, 734785), (210, 587828), (223, 553560), (280, 440871), (420, 293914), (446, 276780), (659, 187320), (669, 184520), (840, 146957), (892, 138390), (1115, 110712), (1318, 93660), (1338, 92260), (1561, 79080), (1784, 69195), (1977, 62440), (2230, 55356), (2636, 46830), (2676, 46130), (3122, 39540), (3295, 37464), (3345, 36904), (3954, 31220), (4460, 27678), (4613, 26760), (4683, 26360), (5272, 23415), (5352, 23065), (6244, 19770), (6590, 18732), (6690, 18452), (7805, 15816), (7908, 15610), (8920, 13839), (9226, 13380), (9366, 13180), (9885, 12488)]