173828720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{463}}^1$

素因数の和:527

約数の個数: 120

約数和(自身を含む): 460345536

約数和(自身を除く): 286516816

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 361, 380, 463, 494, 520, 722, 760, 926, 988, 1040, 1235, 1444, 1520, 1805, 1852, 1976, 2315, 2470, 2888, 3610, 3704, 3952, 4630, 4693, 4940, 5776, 6019, 7220, 7408, 8797, 9260, 9386, 9880, 12038, 14440, 17594, 18520, 18772, 19760, 23465, 24076, 28880, 30095, 35188, 37040, 37544, 43985, 46930, 48152, 60190, 70376, 75088, 87970, 93860, 96304, 114361, 120380, 140752, 167143, 175940, 187720, 228722, 240760, 334286, 351880, 375440, 457444, 481520, 571805, 668572, 703760, 835715, 914888, 1143610, 1337144, 1671430, 1829776, 2172859, 2287220, 2674288, 3342860, 4345718, 4574440, 6685720, 8691436, 9148880, 10864295, 13371440, 17382872, 21728590, 34765744, 43457180, 86914360, 173828720]

約数ペア:

[(1, 173828720), (2, 86914360), (4, 43457180), (5, 34765744), (8, 21728590), (10, 17382872), (13, 13371440), (16, 10864295), (19, 9148880), (20, 8691436), (26, 6685720), (38, 4574440), (40, 4345718), (52, 3342860), (65, 2674288), (76, 2287220), (80, 2172859), (95, 1829776), (104, 1671430), (130, 1337144), (152, 1143610), (190, 914888), (208, 835715), (247, 703760), (260, 668572), (304, 571805), (361, 481520), (380, 457444), (463, 375440), (494, 351880), (520, 334286), (722, 240760), (760, 228722), (926, 187720), (988, 175940), (1040, 167143), (1235, 140752), (1444, 120380), (1520, 114361), (1805, 96304), (1852, 93860), (1976, 87970), (2315, 75088), (2470, 70376), (2888, 60190), (3610, 48152), (3704, 46930), (3952, 43985), (4630, 37544), (4693, 37040), (4940, 35188), (5776, 30095), (6019, 28880), (7220, 24076), (7408, 23465), (8797, 19760), (9260, 18772), (9386, 18520), (9880, 17594), (12038, 14440)]