2015198710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1321}}^1$

素因数の和:1422

約数の個数: 128

約数和(自身を含む): 4629749760

約数和(自身を除く): 2614551050

約数列:

[1, 2, 5, 7, 10, 14, 19, 31, 35, 37, 38, 62, 70, 74, 95, 133, 155, 185, 190, 217, 259, 266, 310, 370, 434, 518, 589, 665, 703, 1085, 1147, 1178, 1295, 1321, 1330, 1406, 2170, 2294, 2590, 2642, 2945, 3515, 4123, 4921, 5735, 5890, 6605, 7030, 8029, 8246, 9247, 9842, 11470, 13210, 16058, 18494, 20615, 21793, 24605, 25099, 40145, 40951, 41230, 43586, 46235, 48877, 49210, 50198, 80290, 81902, 92470, 97754, 108965, 125495, 152551, 175693, 204755, 217930, 244385, 250990, 286657, 305102, 342139, 351386, 409510, 488770, 573314, 684278, 762755, 778069, 878465, 928663, 1433285, 1515187, 1525510, 1556138, 1710695, 1756930, 1857326, 2866570, 3030374, 3421390, 3890345, 4643315, 5446483, 6500641, 7575935, 7780690, 9286630, 10606309, 10892966, 13001282, 15151870, 21212618, 27232415, 28788553, 32503205, 53031545, 54464830, 57577106, 65006410, 106063090, 143942765, 201519871, 287885530, 403039742, 1007599355, 2015198710]

約数ペア:

[(1, 2015198710), (2, 1007599355), (5, 403039742), (7, 287885530), (10, 201519871), (14, 143942765), (19, 106063090), (31, 65006410), (35, 57577106), (37, 54464830), (38, 53031545), (62, 32503205), (70, 28788553), (74, 27232415), (95, 21212618), (133, 15151870), (155, 13001282), (185, 10892966), (190, 10606309), (217, 9286630), (259, 7780690), (266, 7575935), (310, 6500641), (370, 5446483), (434, 4643315), (518, 3890345), (589, 3421390), (665, 3030374), (703, 2866570), (1085, 1857326), (1147, 1756930), (1178, 1710695), (1295, 1556138), (1321, 1525510), (1330, 1515187), (1406, 1433285), (2170, 928663), (2294, 878465), (2590, 778069), (2642, 762755), (2945, 684278), (3515, 573314), (4123, 488770), (4921, 409510), (5735, 351386), (5890, 342139), (6605, 305102), (7030, 286657), (8029, 250990), (8246, 244385), (9247, 217930), (9842, 204755), (11470, 175693), (13210, 152551), (16058, 125495), (18494, 108965), (20615, 97754), (21793, 92470), (24605, 81902), (25099, 80290), (40145, 50198), (40951, 49210), (41230, 48877), (43586, 46235)]