38289160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:255

約数の個数: 128

約数和(自身を含む): 108299520

約数和(自身を除く): 70010360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 67, 70, 91, 104, 130, 134, 140, 157, 182, 260, 268, 280, 314, 335, 364, 455, 469, 520, 536, 628, 670, 728, 785, 871, 910, 938, 1099, 1256, 1340, 1570, 1742, 1820, 1876, 2041, 2198, 2345, 2680, 3140, 3484, 3640, 3752, 4082, 4355, 4396, 4690, 5495, 6097, 6280, 6968, 8164, 8710, 8792, 9380, 10205, 10519, 10990, 12194, 14287, 16328, 17420, 18760, 20410, 21038, 21980, 24388, 28574, 30485, 34840, 40820, 42076, 43960, 48776, 52595, 57148, 60970, 71435, 73633, 81640, 84152, 105190, 114296, 121940, 136747, 142870, 147266, 210380, 243880, 273494, 285740, 294532, 368165, 420760, 546988, 571480, 589064, 683735, 736330, 957229, 1093976, 1367470, 1472660, 1914458, 2734940, 2945320, 3828916, 4786145, 5469880, 7657832, 9572290, 19144580, 38289160]

約数ペア:

[(1, 38289160), (2, 19144580), (4, 9572290), (5, 7657832), (7, 5469880), (8, 4786145), (10, 3828916), (13, 2945320), (14, 2734940), (20, 1914458), (26, 1472660), (28, 1367470), (35, 1093976), (40, 957229), (52, 736330), (56, 683735), (65, 589064), (67, 571480), (70, 546988), (91, 420760), (104, 368165), (130, 294532), (134, 285740), (140, 273494), (157, 243880), (182, 210380), (260, 147266), (268, 142870), (280, 136747), (314, 121940), (335, 114296), (364, 105190), (455, 84152), (469, 81640), (520, 73633), (536, 71435), (628, 60970), (670, 57148), (728, 52595), (785, 48776), (871, 43960), (910, 42076), (938, 40820), (1099, 34840), (1256, 30485), (1340, 28574), (1570, 24388), (1742, 21980), (1820, 21038), (1876, 20410), (2041, 18760), (2198, 17420), (2345, 16328), (2680, 14287), (3140, 12194), (3484, 10990), (3640, 10519), (3752, 10205), (4082, 9380), (4355, 8792), (4396, 8710), (4690, 8164), (5495, 6968), (6097, 6280)]