676440381080

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{243917}}^1$

素因数の和:244077

約数の個数: 128

約数和(自身を含む): 1659618072000

約数和(自身を除く): 983177690920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 76, 82, 89, 95, 152, 164, 178, 190, 205, 328, 356, 380, 410, 445, 712, 760, 779, 820, 890, 1558, 1640, 1691, 1780, 3116, 3382, 3560, 3649, 3895, 6232, 6764, 7298, 7790, 8455, 13528, 14596, 15580, 16910, 18245, 29192, 31160, 33820, 36490, 67640, 69331, 72980, 138662, 145960, 243917, 277324, 346655, 487834, 554648, 693310, 975668, 1219585, 1386620, 1951336, 2439170, 2773240, 4634423, 4878340, 9268846, 9756680, 10000597, 18537692, 20001194, 21708613, 23172115, 37075384, 40002388, 43417226, 46344230, 50002985, 80004776, 86834452, 92688460, 100005970, 108543065, 173668904, 185376920, 190011343, 200011940, 217086130, 380022686, 400023880, 412463647, 434172260, 760045372, 824927294, 868344520, 890053133, 950056715, 1520090744, 1649854588, 1780106266, 1900113430, 2062318235, 3299709176, 3560212532, 3800226860, 4124636470, 4450265665, 7120425064, 7600453720, 8249272940, 8900531330, 16498545880, 16911009527, 17801062660, 33822019054, 35602125320, 67644038108, 84555047635, 135288076216, 169110095270, 338220190540, 676440381080]

約数ペア:

[(1, 676440381080), (2, 338220190540), (4, 169110095270), (5, 135288076216), (8, 84555047635), (10, 67644038108), (19, 35602125320), (20, 33822019054), (38, 17801062660), (40, 16911009527), (41, 16498545880), (76, 8900531330), (82, 8249272940), (89, 7600453720), (95, 7120425064), (152, 4450265665), (164, 4124636470), (178, 3800226860), (190, 3560212532), (205, 3299709176), (328, 2062318235), (356, 1900113430), (380, 1780106266), (410, 1649854588), (445, 1520090744), (712, 950056715), (760, 890053133), (779, 868344520), (820, 824927294), (890, 760045372), (1558, 434172260), (1640, 412463647), (1691, 400023880), (1780, 380022686), (3116, 217086130), (3382, 200011940), (3560, 190011343), (3649, 185376920), (3895, 173668904), (6232, 108543065), (6764, 100005970), (7298, 92688460), (7790, 86834452), (8455, 80004776), (13528, 50002985), (14596, 46344230), (15580, 43417226), (16910, 40002388), (18245, 37075384), (29192, 23172115), (31160, 21708613), (33820, 20001194), (36490, 18537692), (67640, 10000597), (69331, 9756680), (72980, 9268846), (138662, 4878340), (145960, 4634423), (243917, 2773240), (277324, 2439170), (346655, 1951336), (487834, 1386620), (554648, 1219585), (693310, 975668)]