204945780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{13829}}^1$

素因数の和:13873

約数の個数: 96

約数和(自身を含む): 650563200

約数和(自身を除く): 445617420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 26, 30, 38, 39, 52, 57, 60, 65, 76, 78, 95, 114, 130, 156, 190, 195, 228, 247, 260, 285, 380, 390, 494, 570, 741, 780, 988, 1140, 1235, 1482, 2470, 2964, 3705, 4940, 7410, 13829, 14820, 27658, 41487, 55316, 69145, 82974, 138290, 165948, 179777, 207435, 262751, 276580, 359554, 414870, 525502, 539331, 719108, 788253, 829740, 898885, 1051004, 1078662, 1313755, 1576506, 1797770, 2157324, 2627510, 2696655, 3153012, 3415763, 3595540, 3941265, 5255020, 5393310, 6831526, 7882530, 10247289, 10786620, 13663052, 15765060, 17078815, 20494578, 34157630, 40989156, 51236445, 68315260, 102472890, 204945780]

約数ペア:

[(1, 204945780), (2, 102472890), (3, 68315260), (4, 51236445), (5, 40989156), (6, 34157630), (10, 20494578), (12, 17078815), (13, 15765060), (15, 13663052), (19, 10786620), (20, 10247289), (26, 7882530), (30, 6831526), (38, 5393310), (39, 5255020), (52, 3941265), (57, 3595540), (60, 3415763), (65, 3153012), (76, 2696655), (78, 2627510), (95, 2157324), (114, 1797770), (130, 1576506), (156, 1313755), (190, 1078662), (195, 1051004), (228, 898885), (247, 829740), (260, 788253), (285, 719108), (380, 539331), (390, 525502), (494, 414870), (570, 359554), (741, 276580), (780, 262751), (988, 207435), (1140, 179777), (1235, 165948), (1482, 138290), (2470, 82974), (2964, 69145), (3705, 55316), (4940, 41487), (7410, 27658), (13829, 14820)]