172056780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7187}}^1$

素因数の和:7228

約数の個数: 144

約数和(自身を含む): 627943680

約数和(自身を除く): 455886900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1330, 1596, 1710, 1995, 2394, 2660, 3420, 3990, 4788, 5985, 7187, 7980, 11970, 14374, 21561, 23940, 28748, 35935, 43122, 50309, 64683, 71870, 86244, 100618, 107805, 129366, 136553, 143740, 150927, 201236, 215610, 251545, 258732, 273106, 301854, 323415, 409659, 431220, 452781, 503090, 546212, 603708, 646830, 682765, 754635, 819318, 905562, 955871, 1006180, 1228977, 1293660, 1365530, 1509270, 1638636, 1811124, 1911742, 2048295, 2263905, 2457954, 2731060, 2867613, 3018540, 3823484, 4096590, 4527810, 4779355, 4915908, 5735226, 6144885, 8193180, 8602839, 9055620, 9558710, 11470452, 12289770, 14338065, 17205678, 19117420, 24579540, 28676130, 34411356, 43014195, 57352260, 86028390, 172056780]

約数ペア:

[(1, 172056780), (2, 86028390), (3, 57352260), (4, 43014195), (5, 34411356), (6, 28676130), (7, 24579540), (9, 19117420), (10, 17205678), (12, 14338065), (14, 12289770), (15, 11470452), (18, 9558710), (19, 9055620), (20, 8602839), (21, 8193180), (28, 6144885), (30, 5735226), (35, 4915908), (36, 4779355), (38, 4527810), (42, 4096590), (45, 3823484), (57, 3018540), (60, 2867613), (63, 2731060), (70, 2457954), (76, 2263905), (84, 2048295), (90, 1911742), (95, 1811124), (105, 1638636), (114, 1509270), (126, 1365530), (133, 1293660), (140, 1228977), (171, 1006180), (180, 955871), (190, 905562), (210, 819318), (228, 754635), (252, 682765), (266, 646830), (285, 603708), (315, 546212), (342, 503090), (380, 452781), (399, 431220), (420, 409659), (532, 323415), (570, 301854), (630, 273106), (665, 258732), (684, 251545), (798, 215610), (855, 201236), (1140, 150927), (1197, 143740), (1260, 136553), (1330, 129366), (1596, 107805), (1710, 100618), (1995, 86244), (2394, 71870), (2660, 64683), (3420, 50309), (3990, 43122), (4788, 35935), (5985, 28748), (7187, 23940), (7980, 21561), (11970, 14374)]