68918040

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:351

約数の個数: 160

約数和(自身を含む): 235224000

約数和(自身を除く): 166305960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 89, 90, 108, 120, 135, 162, 178, 180, 216, 239, 267, 270, 324, 356, 360, 405, 445, 478, 534, 540, 648, 712, 717, 801, 810, 890, 956, 1068, 1080, 1195, 1335, 1434, 1602, 1620, 1780, 1912, 2136, 2151, 2390, 2403, 2670, 2868, 3204, 3240, 3560, 3585, 4005, 4302, 4780, 4806, 5340, 5736, 6408, 6453, 7170, 7209, 8010, 8604, 9560, 9612, 10680, 10755, 12015, 12906, 14340, 14418, 16020, 17208, 19224, 19359, 21271, 21510, 24030, 25812, 28680, 28836, 32040, 32265, 36045, 38718, 42542, 43020, 48060, 51624, 57672, 63813, 64530, 72090, 77436, 85084, 86040, 96120, 96795, 106355, 127626, 129060, 144180, 154872, 170168, 191439, 193590, 212710, 255252, 258120, 288360, 319065, 382878, 387180, 425420, 510504, 574317, 638130, 765756, 774360, 850840, 957195, 1148634, 1276260, 1531512, 1722951, 1914390, 2297268, 2552520, 2871585, 3445902, 3828780, 4594536, 5743170, 6891804, 7657560, 8614755, 11486340, 13783608, 17229510, 22972680, 34459020, 68918040]

約数ペア:

[(1, 68918040), (2, 34459020), (3, 22972680), (4, 17229510), (5, 13783608), (6, 11486340), (8, 8614755), (9, 7657560), (10, 6891804), (12, 5743170), (15, 4594536), (18, 3828780), (20, 3445902), (24, 2871585), (27, 2552520), (30, 2297268), (36, 1914390), (40, 1722951), (45, 1531512), (54, 1276260), (60, 1148634), (72, 957195), (81, 850840), (89, 774360), (90, 765756), (108, 638130), (120, 574317), (135, 510504), (162, 425420), (178, 387180), (180, 382878), (216, 319065), (239, 288360), (267, 258120), (270, 255252), (324, 212710), (356, 193590), (360, 191439), (405, 170168), (445, 154872), (478, 144180), (534, 129060), (540, 127626), (648, 106355), (712, 96795), (717, 96120), (801, 86040), (810, 85084), (890, 77436), (956, 72090), (1068, 64530), (1080, 63813), (1195, 57672), (1335, 51624), (1434, 48060), (1602, 43020), (1620, 42542), (1780, 38718), (1912, 36045), (2136, 32265), (2151, 32040), (2390, 28836), (2403, 28680), (2670, 25812), (2868, 24030), (3204, 21510), (3240, 21271), (3560, 19359), (3585, 19224), (4005, 17208), (4302, 16020), (4780, 14418), (4806, 14340), (5340, 12906), (5736, 12015), (6408, 10755), (6453, 10680), (7170, 9612), (7209, 9560), (8010, 8604)]