31290600

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{431}}^1$

素因数の和:472

約数の個数: 144

約数和(自身を含む): 106868160

約数和(自身を除く): 75577560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 25, 30, 33, 40, 44, 50, 55, 60, 66, 75, 88, 100, 110, 120, 121, 132, 150, 165, 200, 220, 242, 264, 275, 300, 330, 363, 431, 440, 484, 550, 600, 605, 660, 726, 825, 862, 968, 1100, 1210, 1293, 1320, 1452, 1650, 1724, 1815, 2155, 2200, 2420, 2586, 2904, 3025, 3300, 3448, 3630, 4310, 4741, 4840, 5172, 6050, 6465, 6600, 7260, 8620, 9075, 9482, 10344, 10775, 12100, 12930, 14223, 14520, 17240, 18150, 18964, 21550, 23705, 24200, 25860, 28446, 32325, 36300, 37928, 43100, 47410, 51720, 52151, 56892, 64650, 71115, 72600, 86200, 94820, 104302, 113784, 118525, 129300, 142230, 156453, 189640, 208604, 237050, 258600, 260755, 284460, 312906, 355575, 417208, 474100, 521510, 568920, 625812, 711150, 782265, 948200, 1043020, 1251624, 1303775, 1422300, 1564530, 2086040, 2607550, 2844600, 3129060, 3911325, 5215100, 6258120, 7822650, 10430200, 15645300, 31290600]

約数ペア:

[(1, 31290600), (2, 15645300), (3, 10430200), (4, 7822650), (5, 6258120), (6, 5215100), (8, 3911325), (10, 3129060), (11, 2844600), (12, 2607550), (15, 2086040), (20, 1564530), (22, 1422300), (24, 1303775), (25, 1251624), (30, 1043020), (33, 948200), (40, 782265), (44, 711150), (50, 625812), (55, 568920), (60, 521510), (66, 474100), (75, 417208), (88, 355575), (100, 312906), (110, 284460), (120, 260755), (121, 258600), (132, 237050), (150, 208604), (165, 189640), (200, 156453), (220, 142230), (242, 129300), (264, 118525), (275, 113784), (300, 104302), (330, 94820), (363, 86200), (431, 72600), (440, 71115), (484, 64650), (550, 56892), (600, 52151), (605, 51720), (660, 47410), (726, 43100), (825, 37928), (862, 36300), (968, 32325), (1100, 28446), (1210, 25860), (1293, 24200), (1320, 23705), (1452, 21550), (1650, 18964), (1724, 18150), (1815, 17240), (2155, 14520), (2200, 14223), (2420, 12930), (2586, 12100), (2904, 10775), (3025, 10344), (3300, 9482), (3448, 9075), (3630, 8620), (4310, 7260), (4741, 6600), (4840, 6465), (5172, 6050)]