196689740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{241}}^1$

素因数の和:379

約数の個数: 96

約数和(自身を含む): 463315776

約数和(自身を除く): 266626036

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 73, 86, 130, 146, 172, 215, 241, 260, 292, 365, 430, 482, 559, 730, 860, 949, 964, 1118, 1205, 1460, 1898, 2236, 2410, 2795, 3133, 3139, 3796, 4745, 4820, 5590, 6266, 6278, 9490, 10363, 11180, 12532, 12556, 15665, 15695, 17593, 18980, 20726, 31330, 31390, 35186, 40807, 41452, 51815, 62660, 62780, 70372, 81614, 87965, 103630, 134719, 163228, 175930, 204035, 207260, 228709, 269438, 351860, 408070, 457418, 538876, 673595, 756499, 816140, 914836, 1143545, 1347190, 1512998, 2287090, 2694380, 3025996, 3782495, 4574180, 7564990, 9834487, 15129980, 19668974, 39337948, 49172435, 98344870, 196689740]

約数ペア:

[(1, 196689740), (2, 98344870), (4, 49172435), (5, 39337948), (10, 19668974), (13, 15129980), (20, 9834487), (26, 7564990), (43, 4574180), (52, 3782495), (65, 3025996), (73, 2694380), (86, 2287090), (130, 1512998), (146, 1347190), (172, 1143545), (215, 914836), (241, 816140), (260, 756499), (292, 673595), (365, 538876), (430, 457418), (482, 408070), (559, 351860), (730, 269438), (860, 228709), (949, 207260), (964, 204035), (1118, 175930), (1205, 163228), (1460, 134719), (1898, 103630), (2236, 87965), (2410, 81614), (2795, 70372), (3133, 62780), (3139, 62660), (3796, 51815), (4745, 41452), (4820, 40807), (5590, 35186), (6266, 31390), (6278, 31330), (9490, 20726), (10363, 18980), (11180, 17593), (12532, 15695), (12556, 15665)]