198912120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4861}}^1$

素因数の和:4917

約数の個数: 128

約数和(自身を含む): 672122880

約数和(自身を除く): 473210760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 31, 33, 40, 44, 55, 60, 62, 66, 88, 93, 110, 120, 124, 132, 155, 165, 186, 220, 248, 264, 310, 330, 341, 372, 440, 465, 620, 660, 682, 744, 930, 1023, 1240, 1320, 1364, 1705, 1860, 2046, 2728, 3410, 3720, 4092, 4861, 5115, 6820, 8184, 9722, 10230, 13640, 14583, 19444, 20460, 24305, 29166, 38888, 40920, 48610, 53471, 58332, 72915, 97220, 106942, 116664, 145830, 150691, 160413, 194440, 213884, 267355, 291660, 301382, 320826, 427768, 452073, 534710, 583320, 602764, 641652, 753455, 802065, 904146, 1069420, 1205528, 1283304, 1506910, 1604130, 1657601, 1808292, 2138840, 2260365, 3013820, 3208260, 3315202, 3616584, 4520730, 4972803, 6027640, 6416520, 6630404, 8288005, 9041460, 9945606, 13260808, 16576010, 18082920, 19891212, 24864015, 33152020, 39782424, 49728030, 66304040, 99456060, 198912120]

約数ペア:

[(1, 198912120), (2, 99456060), (3, 66304040), (4, 49728030), (5, 39782424), (6, 33152020), (8, 24864015), (10, 19891212), (11, 18082920), (12, 16576010), (15, 13260808), (20, 9945606), (22, 9041460), (24, 8288005), (30, 6630404), (31, 6416520), (33, 6027640), (40, 4972803), (44, 4520730), (55, 3616584), (60, 3315202), (62, 3208260), (66, 3013820), (88, 2260365), (93, 2138840), (110, 1808292), (120, 1657601), (124, 1604130), (132, 1506910), (155, 1283304), (165, 1205528), (186, 1069420), (220, 904146), (248, 802065), (264, 753455), (310, 641652), (330, 602764), (341, 583320), (372, 534710), (440, 452073), (465, 427768), (620, 320826), (660, 301382), (682, 291660), (744, 267355), (930, 213884), (1023, 194440), (1240, 160413), (1320, 150691), (1364, 145830), (1705, 116664), (1860, 106942), (2046, 97220), (2728, 72915), (3410, 58332), (3720, 53471), (4092, 48610), (4861, 40920), (5115, 38888), (6820, 29166), (8184, 24305), (9722, 20460), (10230, 19444), (13640, 14583)]