28061670

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{541}}^1$

素因数の和:590

約数の個数: 128

約数和(自身を含む): 87413760

約数和(自身を除く): 59352090

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 19, 21, 26, 30, 35, 38, 39, 42, 57, 65, 70, 78, 91, 95, 105, 114, 130, 133, 182, 190, 195, 210, 247, 266, 273, 285, 390, 399, 455, 494, 541, 546, 570, 665, 741, 798, 910, 1082, 1235, 1330, 1365, 1482, 1623, 1729, 1995, 2470, 2705, 2730, 3246, 3458, 3705, 3787, 3990, 5187, 5410, 7033, 7410, 7574, 8115, 8645, 10279, 10374, 11361, 14066, 16230, 17290, 18935, 20558, 21099, 22722, 25935, 30837, 35165, 37870, 42198, 49231, 51395, 51870, 56805, 61674, 70330, 71953, 98462, 102790, 105495, 113610, 133627, 143906, 147693, 154185, 210990, 215859, 246155, 267254, 295386, 308370, 359765, 400881, 431718, 492310, 668135, 719530, 738465, 801762, 935389, 1079295, 1336270, 1476930, 1870778, 2004405, 2158590, 2806167, 4008810, 4676945, 5612334, 9353890, 14030835, 28061670]

約数ペア:

[(1, 28061670), (2, 14030835), (3, 9353890), (5, 5612334), (6, 4676945), (7, 4008810), (10, 2806167), (13, 2158590), (14, 2004405), (15, 1870778), (19, 1476930), (21, 1336270), (26, 1079295), (30, 935389), (35, 801762), (38, 738465), (39, 719530), (42, 668135), (57, 492310), (65, 431718), (70, 400881), (78, 359765), (91, 308370), (95, 295386), (105, 267254), (114, 246155), (130, 215859), (133, 210990), (182, 154185), (190, 147693), (195, 143906), (210, 133627), (247, 113610), (266, 105495), (273, 102790), (285, 98462), (390, 71953), (399, 70330), (455, 61674), (494, 56805), (541, 51870), (546, 51395), (570, 49231), (665, 42198), (741, 37870), (798, 35165), (910, 30837), (1082, 25935), (1235, 22722), (1330, 21099), (1365, 20558), (1482, 18935), (1623, 17290), (1729, 16230), (1995, 14066), (2470, 11361), (2705, 10374), (2730, 10279), (3246, 8645), (3458, 8115), (3705, 7574), (3787, 7410), (3990, 7033), (5187, 5410)]