102906980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1$

素因数の和:321

約数の個数: 96

約数和(自身を含む): 247726080

約数和(自身を除く): 144819100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 79, 110, 124, 155, 158, 191, 220, 310, 316, 341, 382, 395, 620, 682, 764, 790, 869, 955, 1364, 1580, 1705, 1738, 1910, 2101, 2449, 3410, 3476, 3820, 4202, 4345, 4898, 5921, 6820, 8404, 8690, 9796, 10505, 11842, 12245, 15089, 17380, 21010, 23684, 24490, 26939, 29605, 30178, 42020, 48980, 53878, 59210, 60356, 65131, 75445, 107756, 118420, 130262, 134695, 150890, 165979, 260524, 269390, 301780, 325655, 331958, 467759, 538780, 651310, 663916, 829895, 935518, 1302620, 1659790, 1871036, 2338795, 3319580, 4677590, 5145349, 9355180, 10290698, 20581396, 25726745, 51453490, 102906980]

約数ペア:

[(1, 102906980), (2, 51453490), (4, 25726745), (5, 20581396), (10, 10290698), (11, 9355180), (20, 5145349), (22, 4677590), (31, 3319580), (44, 2338795), (55, 1871036), (62, 1659790), (79, 1302620), (110, 935518), (124, 829895), (155, 663916), (158, 651310), (191, 538780), (220, 467759), (310, 331958), (316, 325655), (341, 301780), (382, 269390), (395, 260524), (620, 165979), (682, 150890), (764, 134695), (790, 130262), (869, 118420), (955, 107756), (1364, 75445), (1580, 65131), (1705, 60356), (1738, 59210), (1910, 53878), (2101, 48980), (2449, 42020), (3410, 30178), (3476, 29605), (3820, 26939), (4202, 24490), (4345, 23684), (4898, 21010), (5921, 17380), (6820, 15089), (8404, 12245), (8690, 11842), (9796, 10505)]