121615320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{21563}}^1$

素因数の和:21624

約数の個数: 64

約数和(自身を含む): 372625920

約数和(自身を除く): 251010600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 94, 120, 141, 188, 235, 282, 376, 470, 564, 705, 940, 1128, 1410, 1880, 2820, 5640, 21563, 43126, 64689, 86252, 107815, 129378, 172504, 215630, 258756, 323445, 431260, 517512, 646890, 862520, 1013461, 1293780, 2026922, 2587560, 3040383, 4053844, 5067305, 6080766, 8107688, 10134610, 12161532, 15201915, 20269220, 24323064, 30403830, 40538440, 60807660, 121615320]

約数ペア:

[(1, 121615320), (2, 60807660), (3, 40538440), (4, 30403830), (5, 24323064), (6, 20269220), (8, 15201915), (10, 12161532), (12, 10134610), (15, 8107688), (20, 6080766), (24, 5067305), (30, 4053844), (40, 3040383), (47, 2587560), (60, 2026922), (94, 1293780), (120, 1013461), (141, 862520), (188, 646890), (235, 517512), (282, 431260), (376, 323445), (470, 258756), (564, 215630), (705, 172504), (940, 129378), (1128, 107815), (1410, 86252), (1880, 64689), (2820, 43126), (5640, 21563)]