81612036

素因数分解:

$2^2\times 3^5\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{449}}^1$

素因数の和:496

約数の個数: 144

約数和(自身を含む): 247665600

約数和(自身を除く): 166053564

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 17, 18, 22, 27, 33, 34, 36, 44, 51, 54, 66, 68, 81, 99, 102, 108, 132, 153, 162, 187, 198, 204, 243, 297, 306, 324, 374, 396, 449, 459, 486, 561, 594, 612, 748, 891, 898, 918, 972, 1122, 1188, 1347, 1377, 1683, 1782, 1796, 1836, 2244, 2673, 2694, 2754, 3366, 3564, 4041, 4131, 4939, 5049, 5346, 5388, 5508, 6732, 7633, 8082, 8262, 9878, 10098, 10692, 12123, 14817, 15147, 15266, 16164, 16524, 19756, 20196, 22899, 24246, 29634, 30294, 30532, 36369, 44451, 45441, 45798, 48492, 59268, 60588, 68697, 72738, 83963, 88902, 90882, 91596, 109107, 133353, 137394, 145476, 167926, 177804, 181764, 206091, 218214, 251889, 266706, 274788, 335852, 400059, 412182, 436428, 503778, 533412, 618273, 755667, 800118, 824364, 1007556, 1200177, 1236546, 1511334, 1600236, 1854819, 2267001, 2400354, 2473092, 3022668, 3709638, 4534002, 4800708, 6801003, 7419276, 9068004, 13602006, 20403009, 27204012, 40806018, 81612036]

約数ペア:

[(1, 81612036), (2, 40806018), (3, 27204012), (4, 20403009), (6, 13602006), (9, 9068004), (11, 7419276), (12, 6801003), (17, 4800708), (18, 4534002), (22, 3709638), (27, 3022668), (33, 2473092), (34, 2400354), (36, 2267001), (44, 1854819), (51, 1600236), (54, 1511334), (66, 1236546), (68, 1200177), (81, 1007556), (99, 824364), (102, 800118), (108, 755667), (132, 618273), (153, 533412), (162, 503778), (187, 436428), (198, 412182), (204, 400059), (243, 335852), (297, 274788), (306, 266706), (324, 251889), (374, 218214), (396, 206091), (449, 181764), (459, 177804), (486, 167926), (561, 145476), (594, 137394), (612, 133353), (748, 109107), (891, 91596), (898, 90882), (918, 88902), (972, 83963), (1122, 72738), (1188, 68697), (1347, 60588), (1377, 59268), (1683, 48492), (1782, 45798), (1796, 45441), (1836, 44451), (2244, 36369), (2673, 30532), (2694, 30294), (2754, 29634), (3366, 24246), (3564, 22899), (4041, 20196), (4131, 19756), (4939, 16524), (5049, 16164), (5346, 15266), (5388, 15147), (5508, 14817), (6732, 12123), (7633, 10692), (8082, 10098), (8262, 9878)]