1987460520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^2\times {\mathrm{4451}}^1$

素因数の和:4587

約数の個数: 96

約数和(自身を含む): 6063089760

約数和(自身を除く): 4075629240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1220, 1464, 1830, 2440, 3660, 3721, 4451, 7320, 7442, 8902, 11163, 13353, 14884, 17804, 18605, 22255, 22326, 26706, 29768, 35608, 37210, 44510, 44652, 53412, 55815, 66765, 74420, 89020, 89304, 106824, 111630, 133530, 148840, 178040, 223260, 267060, 271511, 446520, 534120, 543022, 814533, 1086044, 1357555, 1629066, 2172088, 2715110, 3258132, 4072665, 5430220, 6516264, 8145330, 10860440, 16290660, 16562171, 32581320, 33124342, 49686513, 66248684, 82810855, 99373026, 132497368, 165621710, 198746052, 248432565, 331243420, 397492104, 496865130, 662486840, 993730260, 1987460520]

約数ペア:

[(1, 1987460520), (2, 993730260), (3, 662486840), (4, 496865130), (5, 397492104), (6, 331243420), (8, 248432565), (10, 198746052), (12, 165621710), (15, 132497368), (20, 99373026), (24, 82810855), (30, 66248684), (40, 49686513), (60, 33124342), (61, 32581320), (120, 16562171), (122, 16290660), (183, 10860440), (244, 8145330), (305, 6516264), (366, 5430220), (488, 4072665), (610, 3258132), (732, 2715110), (915, 2172088), (1220, 1629066), (1464, 1357555), (1830, 1086044), (2440, 814533), (3660, 543022), (3721, 534120), (4451, 446520), (7320, 271511), (7442, 267060), (8902, 223260), (11163, 178040), (13353, 148840), (14884, 133530), (17804, 111630), (18605, 106824), (22255, 89304), (22326, 89020), (26706, 74420), (29768, 66765), (35608, 55815), (37210, 53412), (44510, 44652)]