30648280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3467}}^1$

素因数の和:3508

約数の個数: 64

約数和(自身を含む): 78654240

約数和(自身を除く): 48005960

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 680, 884, 1105, 1768, 2210, 3467, 4420, 6934, 8840, 13868, 17335, 27736, 34670, 45071, 58939, 69340, 90142, 117878, 138680, 180284, 225355, 235756, 294695, 360568, 450710, 471512, 589390, 766207, 901420, 1178780, 1532414, 1802840, 2357560, 3064828, 3831035, 6129656, 7662070, 15324140, 30648280]

約数ペア:

[(1, 30648280), (2, 15324140), (4, 7662070), (5, 6129656), (8, 3831035), (10, 3064828), (13, 2357560), (17, 1802840), (20, 1532414), (26, 1178780), (34, 901420), (40, 766207), (52, 589390), (65, 471512), (68, 450710), (85, 360568), (104, 294695), (130, 235756), (136, 225355), (170, 180284), (221, 138680), (260, 117878), (340, 90142), (442, 69340), (520, 58939), (680, 45071), (884, 34670), (1105, 27736), (1768, 17335), (2210, 13868), (3467, 8840), (4420, 6934)]