179178740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1$

素因数の和:166

約数の個数: 144

約数和(自身を含む): 451640448

約数和(自身を除く): 272461708

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 23, 26, 38, 46, 52, 65, 76, 83, 92, 95, 115, 130, 166, 190, 230, 247, 260, 299, 332, 361, 380, 415, 437, 460, 494, 598, 722, 830, 874, 988, 1079, 1196, 1235, 1444, 1495, 1577, 1660, 1748, 1805, 1909, 2158, 2185, 2470, 2990, 3154, 3610, 3818, 4316, 4370, 4693, 4940, 5395, 5681, 5980, 6308, 7220, 7636, 7885, 8303, 8740, 9386, 9545, 10790, 11362, 15770, 16606, 18772, 19090, 20501, 21580, 22724, 23465, 24817, 28405, 29963, 31540, 33212, 36271, 38180, 41002, 41515, 46930, 49634, 56810, 59926, 72542, 82004, 83030, 93860, 99268, 102505, 107939, 113620, 119852, 124085, 145084, 149815, 166060, 181355, 205010, 215878, 248170, 299630, 362710, 389519, 410020, 431756, 471523, 496340, 539695, 599260, 689149, 725420, 779038, 943046, 1079390, 1378298, 1558076, 1886092, 1947595, 2158780, 2357615, 2756596, 3445745, 3895190, 4715230, 6891490, 7790380, 8958937, 9430460, 13782980, 17917874, 35835748, 44794685, 89589370, 179178740]

約数ペア:

[(1, 179178740), (2, 89589370), (4, 44794685), (5, 35835748), (10, 17917874), (13, 13782980), (19, 9430460), (20, 8958937), (23, 7790380), (26, 6891490), (38, 4715230), (46, 3895190), (52, 3445745), (65, 2756596), (76, 2357615), (83, 2158780), (92, 1947595), (95, 1886092), (115, 1558076), (130, 1378298), (166, 1079390), (190, 943046), (230, 779038), (247, 725420), (260, 689149), (299, 599260), (332, 539695), (361, 496340), (380, 471523), (415, 431756), (437, 410020), (460, 389519), (494, 362710), (598, 299630), (722, 248170), (830, 215878), (874, 205010), (988, 181355), (1079, 166060), (1196, 149815), (1235, 145084), (1444, 124085), (1495, 119852), (1577, 113620), (1660, 107939), (1748, 102505), (1805, 99268), (1909, 93860), (2158, 83030), (2185, 82004), (2470, 72542), (2990, 59926), (3154, 56810), (3610, 49634), (3818, 46930), (4316, 41515), (4370, 41002), (4693, 38180), (4940, 36271), (5395, 33212), (5681, 31540), (5980, 29963), (6308, 28405), (7220, 24817), (7636, 23465), (7885, 22724), (8303, 21580), (8740, 20501), (9386, 19090), (9545, 18772), (10790, 16606), (11362, 15770)]