55775640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1439}}^1$

素因数の和:1489

約数の個数: 128

約数和(自身を含む): 186624000

約数和(自身を除く): 130848360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 19, 20, 24, 30, 34, 38, 40, 51, 57, 60, 68, 76, 85, 95, 102, 114, 120, 136, 152, 170, 190, 204, 228, 255, 285, 323, 340, 380, 408, 456, 510, 570, 646, 680, 760, 969, 1020, 1140, 1292, 1439, 1615, 1938, 2040, 2280, 2584, 2878, 3230, 3876, 4317, 4845, 5756, 6460, 7195, 7752, 8634, 9690, 11512, 12920, 14390, 17268, 19380, 21585, 24463, 27341, 28780, 34536, 38760, 43170, 48926, 54682, 57560, 73389, 82023, 86340, 97852, 109364, 122315, 136705, 146778, 164046, 172680, 195704, 218728, 244630, 273410, 293556, 328092, 366945, 410115, 464797, 489260, 546820, 587112, 656184, 733890, 820230, 929594, 978520, 1093640, 1394391, 1467780, 1640460, 1859188, 2323985, 2788782, 2935560, 3280920, 3718376, 4647970, 5577564, 6971955, 9295940, 11155128, 13943910, 18591880, 27887820, 55775640]

約数ペア:

[(1, 55775640), (2, 27887820), (3, 18591880), (4, 13943910), (5, 11155128), (6, 9295940), (8, 6971955), (10, 5577564), (12, 4647970), (15, 3718376), (17, 3280920), (19, 2935560), (20, 2788782), (24, 2323985), (30, 1859188), (34, 1640460), (38, 1467780), (40, 1394391), (51, 1093640), (57, 978520), (60, 929594), (68, 820230), (76, 733890), (85, 656184), (95, 587112), (102, 546820), (114, 489260), (120, 464797), (136, 410115), (152, 366945), (170, 328092), (190, 293556), (204, 273410), (228, 244630), (255, 218728), (285, 195704), (323, 172680), (340, 164046), (380, 146778), (408, 136705), (456, 122315), (510, 109364), (570, 97852), (646, 86340), (680, 82023), (760, 73389), (969, 57560), (1020, 54682), (1140, 48926), (1292, 43170), (1439, 38760), (1615, 34536), (1938, 28780), (2040, 27341), (2280, 24463), (2584, 21585), (2878, 19380), (3230, 17268), (3876, 14390), (4317, 12920), (4845, 11512), (5756, 9690), (6460, 8634), (7195, 7752)]