15708023980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{131}}^1\times {\mathrm{49549}}^1$

素因数の和:49711

約数の個数: 72

約数和(自身を含む): 36535791600

約数和(自身を除く): 20827767620

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 131, 220, 242, 262, 484, 524, 605, 655, 1210, 1310, 1441, 2420, 2620, 2882, 5764, 7205, 14410, 15851, 28820, 31702, 49549, 63404, 79255, 99098, 158510, 198196, 247745, 317020, 495490, 545039, 990980, 1090078, 2180156, 2725195, 5450390, 5995429, 6490919, 10900780, 11990858, 12981838, 23981716, 25963676, 29977145, 32454595, 59954290, 64909190, 71400109, 119908580, 129818380, 142800218, 285600436, 357000545, 714001090, 785401199, 1428002180, 1570802398, 3141604796, 3927005995, 7854011990, 15708023980]

約数ペア:

[(1, 15708023980), (2, 7854011990), (4, 3927005995), (5, 3141604796), (10, 1570802398), (11, 1428002180), (20, 785401199), (22, 714001090), (44, 357000545), (55, 285600436), (110, 142800218), (121, 129818380), (131, 119908580), (220, 71400109), (242, 64909190), (262, 59954290), (484, 32454595), (524, 29977145), (605, 25963676), (655, 23981716), (1210, 12981838), (1310, 11990858), (1441, 10900780), (2420, 6490919), (2620, 5995429), (2882, 5450390), (5764, 2725195), (7205, 2180156), (14410, 1090078), (15851, 990980), (28820, 545039), (31702, 495490), (49549, 317020), (63404, 247745), (79255, 198196), (99098, 158510)]