72871452

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:248

約数の個数: 144

約数和(自身を含む): 211341312

約数和(自身を除く): 138469860

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 23, 31, 34, 36, 46, 51, 62, 68, 69, 92, 93, 102, 124, 138, 153, 167, 186, 204, 207, 276, 279, 306, 334, 372, 391, 414, 501, 527, 558, 612, 668, 713, 782, 828, 1002, 1054, 1116, 1173, 1426, 1503, 1564, 1581, 2004, 2108, 2139, 2346, 2839, 2852, 3006, 3162, 3519, 3841, 4278, 4692, 4743, 5177, 5678, 6012, 6324, 6417, 7038, 7682, 8517, 8556, 9486, 10354, 11356, 11523, 12121, 12834, 14076, 15364, 15531, 17034, 18972, 20708, 23046, 24242, 25551, 25668, 31062, 34068, 34569, 36363, 46092, 46593, 48484, 51102, 62124, 65297, 69138, 72726, 88009, 93186, 102204, 109089, 119071, 130594, 138276, 145452, 176018, 186372, 195891, 218178, 238142, 261188, 264027, 352036, 357213, 391782, 436356, 476284, 528054, 587673, 714426, 783564, 792081, 1056108, 1071639, 1175346, 1428852, 1584162, 2024207, 2143278, 2350692, 3168324, 4048414, 4286556, 6072621, 8096828, 12145242, 18217863, 24290484, 36435726, 72871452]

約数ペア:

[(1, 72871452), (2, 36435726), (3, 24290484), (4, 18217863), (6, 12145242), (9, 8096828), (12, 6072621), (17, 4286556), (18, 4048414), (23, 3168324), (31, 2350692), (34, 2143278), (36, 2024207), (46, 1584162), (51, 1428852), (62, 1175346), (68, 1071639), (69, 1056108), (92, 792081), (93, 783564), (102, 714426), (124, 587673), (138, 528054), (153, 476284), (167, 436356), (186, 391782), (204, 357213), (207, 352036), (276, 264027), (279, 261188), (306, 238142), (334, 218178), (372, 195891), (391, 186372), (414, 176018), (501, 145452), (527, 138276), (558, 130594), (612, 119071), (668, 109089), (713, 102204), (782, 93186), (828, 88009), (1002, 72726), (1054, 69138), (1116, 65297), (1173, 62124), (1426, 51102), (1503, 48484), (1564, 46593), (1581, 46092), (2004, 36363), (2108, 34569), (2139, 34068), (2346, 31062), (2839, 25668), (2852, 25551), (3006, 24242), (3162, 23046), (3519, 20708), (3841, 18972), (4278, 17034), (4692, 15531), (4743, 15364), (5177, 14076), (5678, 12834), (6012, 12121), (6324, 11523), (6417, 11356), (7038, 10354), (7682, 9486), (8517, 8556)]