219426990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{13879}}^1$

素因数の和:13937

約数の個数: 64

約数和(自身を含む): 575631360

約数和(自身を除く): 356204370

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 31, 34, 51, 62, 85, 93, 102, 155, 170, 186, 255, 310, 465, 510, 527, 930, 1054, 1581, 2635, 3162, 5270, 7905, 13879, 15810, 27758, 41637, 69395, 83274, 138790, 208185, 235943, 416370, 430249, 471886, 707829, 860498, 1179715, 1290747, 1415658, 2151245, 2359430, 2581494, 3539145, 4302490, 6453735, 7078290, 7314233, 12907470, 14628466, 21942699, 36571165, 43885398, 73142330, 109713495, 219426990]

約数ペア:

[(1, 219426990), (2, 109713495), (3, 73142330), (5, 43885398), (6, 36571165), (10, 21942699), (15, 14628466), (17, 12907470), (30, 7314233), (31, 7078290), (34, 6453735), (51, 4302490), (62, 3539145), (85, 2581494), (93, 2359430), (102, 2151245), (155, 1415658), (170, 1290747), (186, 1179715), (255, 860498), (310, 707829), (465, 471886), (510, 430249), (527, 416370), (930, 235943), (1054, 208185), (1581, 138790), (2635, 83274), (3162, 69395), (5270, 41637), (7905, 27758), (13879, 15810)]