72566970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:276

約数の個数: 128

約数和(自身を含む): 209682432

約数和(自身を除く): 137115462

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 62, 70, 71, 93, 105, 142, 155, 157, 186, 210, 213, 217, 310, 314, 355, 426, 434, 465, 471, 497, 651, 710, 785, 930, 942, 994, 1065, 1085, 1099, 1302, 1491, 1570, 2130, 2170, 2198, 2201, 2355, 2485, 2982, 3255, 3297, 4402, 4710, 4867, 4970, 5495, 6510, 6594, 6603, 7455, 9734, 10990, 11005, 11147, 13206, 14601, 14910, 15407, 16485, 22010, 22294, 24335, 29202, 30814, 32970, 33015, 33441, 34069, 46221, 48670, 55735, 66030, 66882, 68138, 73005, 77035, 78029, 92442, 102207, 111470, 146010, 154070, 156058, 167205, 170345, 204414, 231105, 234087, 334410, 340690, 345557, 390145, 462210, 468174, 511035, 691114, 780290, 1022070, 1036671, 1170435, 1727785, 2073342, 2340870, 2418899, 3455570, 4837798, 5183355, 7256697, 10366710, 12094495, 14513394, 24188990, 36283485, 72566970]

約数ペア:

[(1, 72566970), (2, 36283485), (3, 24188990), (5, 14513394), (6, 12094495), (7, 10366710), (10, 7256697), (14, 5183355), (15, 4837798), (21, 3455570), (30, 2418899), (31, 2340870), (35, 2073342), (42, 1727785), (62, 1170435), (70, 1036671), (71, 1022070), (93, 780290), (105, 691114), (142, 511035), (155, 468174), (157, 462210), (186, 390145), (210, 345557), (213, 340690), (217, 334410), (310, 234087), (314, 231105), (355, 204414), (426, 170345), (434, 167205), (465, 156058), (471, 154070), (497, 146010), (651, 111470), (710, 102207), (785, 92442), (930, 78029), (942, 77035), (994, 73005), (1065, 68138), (1085, 66882), (1099, 66030), (1302, 55735), (1491, 48670), (1570, 46221), (2130, 34069), (2170, 33441), (2198, 33015), (2201, 32970), (2355, 30814), (2485, 29202), (2982, 24335), (3255, 22294), (3297, 22010), (4402, 16485), (4710, 15407), (4867, 14910), (4970, 14601), (5495, 13206), (6510, 11147), (6594, 11005), (6603, 10990), (7455, 9734)]