198386640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{4517}}^1$

素因数の和:4597

約数の個数: 120

約数和(自身を含む): 677320488

約数和(自身を除く): 478933848

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, 4517, 4880, 5490, 7320, 8784, 9034, 10980, 13551, 14640, 18068, 21960, 22585, 27102, 36136, 40653, 43920, 45170, 54204, 67755, 72272, 81306, 90340, 108408, 135510, 162612, 180680, 203265, 216816, 271020, 275537, 325224, 361360, 406530, 542040, 551074, 650448, 813060, 826611, 1084080, 1102148, 1377685, 1626120, 1653222, 2204296, 2479833, 2755370, 3252240, 3306444, 4133055, 4408592, 4959666, 5510740, 6612888, 8266110, 9919332, 11021480, 12399165, 13225776, 16532220, 19838664, 22042960, 24798330, 33064440, 39677328, 49596660, 66128880, 99193320, 198386640]

約数ペア:

[(1, 198386640), (2, 99193320), (3, 66128880), (4, 49596660), (5, 39677328), (6, 33064440), (8, 24798330), (9, 22042960), (10, 19838664), (12, 16532220), (15, 13225776), (16, 12399165), (18, 11021480), (20, 9919332), (24, 8266110), (30, 6612888), (36, 5510740), (40, 4959666), (45, 4408592), (48, 4133055), (60, 3306444), (61, 3252240), (72, 2755370), (80, 2479833), (90, 2204296), (120, 1653222), (122, 1626120), (144, 1377685), (180, 1102148), (183, 1084080), (240, 826611), (244, 813060), (305, 650448), (360, 551074), (366, 542040), (488, 406530), (549, 361360), (610, 325224), (720, 275537), (732, 271020), (915, 216816), (976, 203265), (1098, 180680), (1220, 162612), (1464, 135510), (1830, 108408), (2196, 90340), (2440, 81306), (2745, 72272), (2928, 67755), (3660, 54204), (4392, 45170), (4517, 43920), (4880, 40653), (5490, 36136), (7320, 27102), (8784, 22585), (9034, 21960), (10980, 18068), (13551, 14640)]