289340360

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{12281}}^1$

素因数の和:12342

約数の個数: 64

約数和(自身を含む): 707443200

約数和(自身を除く): 418102840

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 248, 310, 380, 589, 620, 760, 1178, 1240, 2356, 2945, 4712, 5890, 11780, 12281, 23560, 24562, 49124, 61405, 98248, 122810, 233339, 245620, 380711, 466678, 491240, 761422, 933356, 1166695, 1522844, 1866712, 1903555, 2333390, 3045688, 3807110, 4666780, 7233509, 7614220, 9333560, 14467018, 15228440, 28934036, 36167545, 57868072, 72335090, 144670180, 289340360]

約数ペア:

[(1, 289340360), (2, 144670180), (4, 72335090), (5, 57868072), (8, 36167545), (10, 28934036), (19, 15228440), (20, 14467018), (31, 9333560), (38, 7614220), (40, 7233509), (62, 4666780), (76, 3807110), (95, 3045688), (124, 2333390), (152, 1903555), (155, 1866712), (190, 1522844), (248, 1166695), (310, 933356), (380, 761422), (589, 491240), (620, 466678), (760, 380711), (1178, 245620), (1240, 233339), (2356, 122810), (2945, 98248), (4712, 61405), (5890, 49124), (11780, 24562), (12281, 23560)]