64980900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{587}}^1$

素因数の和:651

約数の個数: 144

約数和(自身を含む): 214361280

約数和(自身を除く): 149380380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 41, 45, 50, 54, 60, 75, 82, 90, 100, 108, 123, 135, 150, 164, 180, 205, 225, 246, 270, 300, 369, 410, 450, 492, 540, 587, 615, 675, 738, 820, 900, 1025, 1107, 1174, 1230, 1350, 1476, 1761, 1845, 2050, 2214, 2348, 2460, 2700, 2935, 3075, 3522, 3690, 4100, 4428, 5283, 5535, 5870, 6150, 7044, 7380, 8805, 9225, 10566, 11070, 11740, 12300, 14675, 15849, 17610, 18450, 21132, 22140, 24067, 26415, 27675, 29350, 31698, 35220, 36900, 44025, 48134, 52830, 55350, 58700, 63396, 72201, 79245, 88050, 96268, 105660, 110700, 120335, 132075, 144402, 158490, 176100, 216603, 240670, 264150, 288804, 316980, 361005, 396225, 433206, 481340, 528300, 601675, 649809, 722010, 792450, 866412, 1083015, 1203350, 1299618, 1444020, 1584900, 1805025, 2166030, 2406700, 2599236, 3249045, 3610050, 4332060, 5415075, 6498090, 7220100, 10830150, 12996180, 16245225, 21660300, 32490450, 64980900]

約数ペア:

[(1, 64980900), (2, 32490450), (3, 21660300), (4, 16245225), (5, 12996180), (6, 10830150), (9, 7220100), (10, 6498090), (12, 5415075), (15, 4332060), (18, 3610050), (20, 3249045), (25, 2599236), (27, 2406700), (30, 2166030), (36, 1805025), (41, 1584900), (45, 1444020), (50, 1299618), (54, 1203350), (60, 1083015), (75, 866412), (82, 792450), (90, 722010), (100, 649809), (108, 601675), (123, 528300), (135, 481340), (150, 433206), (164, 396225), (180, 361005), (205, 316980), (225, 288804), (246, 264150), (270, 240670), (300, 216603), (369, 176100), (410, 158490), (450, 144402), (492, 132075), (540, 120335), (587, 110700), (615, 105660), (675, 96268), (738, 88050), (820, 79245), (900, 72201), (1025, 63396), (1107, 58700), (1174, 55350), (1230, 52830), (1350, 48134), (1476, 44025), (1761, 36900), (1845, 35220), (2050, 31698), (2214, 29350), (2348, 27675), (2460, 26415), (2700, 24067), (2935, 22140), (3075, 21132), (3522, 18450), (3690, 17610), (4100, 15849), (4428, 14675), (5283, 12300), (5535, 11740), (5870, 11070), (6150, 10566), (7044, 9225), (7380, 8805)]