289037520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{6581}}^1$

素因数の和:6661

約数の個数: 120

約数和(自身を含む): 986747112

約数和(自身を除く): 697709592

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 61, 72, 80, 90, 120, 122, 144, 180, 183, 240, 244, 305, 360, 366, 488, 549, 610, 720, 732, 915, 976, 1098, 1220, 1464, 1830, 2196, 2440, 2745, 2928, 3660, 4392, 4880, 5490, 6581, 7320, 8784, 10980, 13162, 14640, 19743, 21960, 26324, 32905, 39486, 43920, 52648, 59229, 65810, 78972, 98715, 105296, 118458, 131620, 157944, 197430, 236916, 263240, 296145, 315888, 394860, 401441, 473832, 526480, 592290, 789720, 802882, 947664, 1184580, 1204323, 1579440, 1605764, 2007205, 2369160, 2408646, 3211528, 3612969, 4014410, 4738320, 4817292, 6021615, 6423056, 7225938, 8028820, 9634584, 12043230, 14451876, 16057640, 18064845, 19269168, 24086460, 28903752, 32115280, 36129690, 48172920, 57807504, 72259380, 96345840, 144518760, 289037520]

約数ペア:

[(1, 289037520), (2, 144518760), (3, 96345840), (4, 72259380), (5, 57807504), (6, 48172920), (8, 36129690), (9, 32115280), (10, 28903752), (12, 24086460), (15, 19269168), (16, 18064845), (18, 16057640), (20, 14451876), (24, 12043230), (30, 9634584), (36, 8028820), (40, 7225938), (45, 6423056), (48, 6021615), (60, 4817292), (61, 4738320), (72, 4014410), (80, 3612969), (90, 3211528), (120, 2408646), (122, 2369160), (144, 2007205), (180, 1605764), (183, 1579440), (240, 1204323), (244, 1184580), (305, 947664), (360, 802882), (366, 789720), (488, 592290), (549, 526480), (610, 473832), (720, 401441), (732, 394860), (915, 315888), (976, 296145), (1098, 263240), (1220, 236916), (1464, 197430), (1830, 157944), (2196, 131620), (2440, 118458), (2745, 105296), (2928, 98715), (3660, 78972), (4392, 65810), (4880, 59229), (5490, 52648), (6581, 43920), (7320, 39486), (8784, 32905), (10980, 26324), (13162, 21960), (14640, 19743)]