1227103380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{219911}}^1$

素因数の和:219957

約数の個数: 72

約数和(自身を含む): 3842302464

約数和(自身を除く): 2615199084

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 219911, 439822, 659733, 879644, 1099555, 1319466, 1979199, 2199110, 2638932, 3298665, 3958398, 4398220, 6597330, 6817241, 7916796, 9895995, 13194660, 13634482, 19791990, 20451723, 27268964, 34086205, 39583980, 40903446, 61355169, 68172410, 81806892, 102258615, 122710338, 136344820, 204517230, 245420676, 306775845, 409034460, 613551690, 1227103380]

約数ペア:

[(1, 1227103380), (2, 613551690), (3, 409034460), (4, 306775845), (5, 245420676), (6, 204517230), (9, 136344820), (10, 122710338), (12, 102258615), (15, 81806892), (18, 68172410), (20, 61355169), (30, 40903446), (31, 39583980), (36, 34086205), (45, 27268964), (60, 20451723), (62, 19791990), (90, 13634482), (93, 13194660), (124, 9895995), (155, 7916796), (180, 6817241), (186, 6597330), (279, 4398220), (310, 3958398), (372, 3298665), (465, 2638932), (558, 2199110), (620, 1979199), (930, 1319466), (1116, 1099555), (1395, 879644), (1860, 659733), (2790, 439822), (5580, 219911)]