72180180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{349}}^1\times {\mathrm{383}}^1$

素因数の和:750

約数の個数: 96

約数和(自身を含む): 225792000

約数和(自身を除く): 153611820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 349, 383, 540, 698, 766, 1047, 1149, 1396, 1532, 1745, 1915, 2094, 2298, 3141, 3447, 3490, 3830, 4188, 4596, 5235, 5745, 6282, 6894, 6980, 7660, 9423, 10341, 10470, 11490, 12564, 13788, 15705, 17235, 18846, 20682, 20940, 22980, 31410, 34470, 37692, 41364, 47115, 51705, 62820, 68940, 94230, 103410, 133667, 188460, 206820, 267334, 401001, 534668, 668335, 802002, 1203003, 1336670, 1604004, 2005005, 2406006, 2673340, 3609009, 4010010, 4812012, 6015015, 7218018, 8020020, 12030030, 14436036, 18045045, 24060060, 36090090, 72180180]

約数ペア:

[(1, 72180180), (2, 36090090), (3, 24060060), (4, 18045045), (5, 14436036), (6, 12030030), (9, 8020020), (10, 7218018), (12, 6015015), (15, 4812012), (18, 4010010), (20, 3609009), (27, 2673340), (30, 2406006), (36, 2005005), (45, 1604004), (54, 1336670), (60, 1203003), (90, 802002), (108, 668335), (135, 534668), (180, 401001), (270, 267334), (349, 206820), (383, 188460), (540, 133667), (698, 103410), (766, 94230), (1047, 68940), (1149, 62820), (1396, 51705), (1532, 47115), (1745, 41364), (1915, 37692), (2094, 34470), (2298, 31410), (3141, 22980), (3447, 20940), (3490, 20682), (3830, 18846), (4188, 17235), (4596, 15705), (5235, 13788), (5745, 12564), (6282, 11490), (6894, 10470), (6980, 10341), (7660, 9423)]