31152660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{613}}^1$

素因数の和:654

約数の個数: 144

約数和(自身を含む): 109753728

約数和(自身を除く): 78601068

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 121, 132, 140, 154, 165, 210, 220, 231, 242, 308, 330, 363, 385, 420, 462, 484, 605, 613, 660, 726, 770, 847, 924, 1155, 1210, 1226, 1452, 1540, 1694, 1815, 1839, 2310, 2420, 2452, 2541, 3065, 3388, 3630, 3678, 4235, 4291, 4620, 5082, 6130, 6743, 7260, 7356, 8470, 8582, 9195, 10164, 12260, 12705, 12873, 13486, 16940, 17164, 18390, 20229, 21455, 25410, 25746, 26972, 33715, 36780, 40458, 42910, 47201, 50820, 51492, 64365, 67430, 74173, 80916, 85820, 94402, 101145, 128730, 134860, 141603, 148346, 188804, 202290, 222519, 236005, 257460, 283206, 296692, 370865, 404580, 445038, 472010, 519211, 566412, 708015, 741730, 890076, 944020, 1038422, 1112595, 1416030, 1483460, 1557633, 2076844, 2225190, 2596055, 2832060, 3115266, 4450380, 5192110, 6230532, 7788165, 10384220, 15576330, 31152660]

約数ペア:

[(1, 31152660), (2, 15576330), (3, 10384220), (4, 7788165), (5, 6230532), (6, 5192110), (7, 4450380), (10, 3115266), (11, 2832060), (12, 2596055), (14, 2225190), (15, 2076844), (20, 1557633), (21, 1483460), (22, 1416030), (28, 1112595), (30, 1038422), (33, 944020), (35, 890076), (42, 741730), (44, 708015), (55, 566412), (60, 519211), (66, 472010), (70, 445038), (77, 404580), (84, 370865), (105, 296692), (110, 283206), (121, 257460), (132, 236005), (140, 222519), (154, 202290), (165, 188804), (210, 148346), (220, 141603), (231, 134860), (242, 128730), (308, 101145), (330, 94402), (363, 85820), (385, 80916), (420, 74173), (462, 67430), (484, 64365), (605, 51492), (613, 50820), (660, 47201), (726, 42910), (770, 40458), (847, 36780), (924, 33715), (1155, 26972), (1210, 25746), (1226, 25410), (1452, 21455), (1540, 20229), (1694, 18390), (1815, 17164), (1839, 16940), (2310, 13486), (2420, 12873), (2452, 12705), (2541, 12260), (3065, 10164), (3388, 9195), (3630, 8582), (3678, 8470), (4235, 7356), (4291, 7260), (4620, 6743), (5082, 6130)]