647555340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{24697}}^1$

素因数の和:24751

約数の個数: 96

約数和(自身を含む): 1991646720

約数和(自身を除く): 1344091380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 23, 30, 38, 46, 57, 60, 69, 76, 92, 95, 114, 115, 138, 190, 228, 230, 276, 285, 345, 380, 437, 460, 570, 690, 874, 1140, 1311, 1380, 1748, 2185, 2622, 4370, 5244, 6555, 8740, 13110, 24697, 26220, 49394, 74091, 98788, 123485, 148182, 246970, 296364, 370455, 469243, 493940, 568031, 740910, 938486, 1136062, 1407729, 1481820, 1704093, 1876972, 2272124, 2346215, 2815458, 2840155, 3408186, 4692430, 5630916, 5680310, 6816372, 7038645, 8520465, 9384860, 10792589, 11360620, 14077290, 17040930, 21585178, 28154580, 32377767, 34081860, 43170356, 53962945, 64755534, 107925890, 129511068, 161888835, 215851780, 323777670, 647555340]

約数ペア:

[(1, 647555340), (2, 323777670), (3, 215851780), (4, 161888835), (5, 129511068), (6, 107925890), (10, 64755534), (12, 53962945), (15, 43170356), (19, 34081860), (20, 32377767), (23, 28154580), (30, 21585178), (38, 17040930), (46, 14077290), (57, 11360620), (60, 10792589), (69, 9384860), (76, 8520465), (92, 7038645), (95, 6816372), (114, 5680310), (115, 5630916), (138, 4692430), (190, 3408186), (228, 2840155), (230, 2815458), (276, 2346215), (285, 2272124), (345, 1876972), (380, 1704093), (437, 1481820), (460, 1407729), (570, 1136062), (690, 938486), (874, 740910), (1140, 568031), (1311, 493940), (1380, 469243), (1748, 370455), (2185, 296364), (2622, 246970), (4370, 148182), (5244, 123485), (6555, 98788), (8740, 74091), (13110, 49394), (24697, 26220)]