80966340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4943}}^1$

素因数の和:4978

約数の個数: 144

約数和(自身を含む): 302335488

約数和(自身を除く): 221369148

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 4943, 5460, 8190, 9886, 14829, 16380, 19772, 24715, 29658, 34601, 44487, 49430, 59316, 64259, 69202, 74145, 88974, 98860, 103803, 128518, 138404, 148290, 173005, 177948, 192777, 207606, 222435, 257036, 296580, 311409, 321295, 346010, 385554, 415212, 444870, 449813, 519015, 578331, 622818, 642590, 692020, 771108, 889740, 899626, 963885, 1038030, 1156662, 1245636, 1285180, 1349439, 1557045, 1799252, 1927770, 2076060, 2249065, 2313324, 2698878, 2891655, 3114090, 3855540, 4048317, 4498130, 5397756, 5783310, 6228180, 6747195, 8096634, 8996260, 11566620, 13494390, 16193268, 20241585, 26988780, 40483170, 80966340]

約数ペア:

[(1, 80966340), (2, 40483170), (3, 26988780), (4, 20241585), (5, 16193268), (6, 13494390), (7, 11566620), (9, 8996260), (10, 8096634), (12, 6747195), (13, 6228180), (14, 5783310), (15, 5397756), (18, 4498130), (20, 4048317), (21, 3855540), (26, 3114090), (28, 2891655), (30, 2698878), (35, 2313324), (36, 2249065), (39, 2076060), (42, 1927770), (45, 1799252), (52, 1557045), (60, 1349439), (63, 1285180), (65, 1245636), (70, 1156662), (78, 1038030), (84, 963885), (90, 899626), (91, 889740), (105, 771108), (117, 692020), (126, 642590), (130, 622818), (140, 578331), (156, 519015), (180, 449813), (182, 444870), (195, 415212), (210, 385554), (234, 346010), (252, 321295), (260, 311409), (273, 296580), (315, 257036), (364, 222435), (390, 207606), (420, 192777), (455, 177948), (468, 173005), (546, 148290), (585, 138404), (630, 128518), (780, 103803), (819, 98860), (910, 88974), (1092, 74145), (1170, 69202), (1260, 64259), (1365, 59316), (1638, 49430), (1820, 44487), (2340, 34601), (2730, 29658), (3276, 24715), (4095, 19772), (4943, 16380), (5460, 14829), (8190, 9886)]