1855551420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{233}}^1\times {\mathrm{293}}^1$

素因数の和:692

約数の個数: 144

約数和(自身を含む): 5709517632

約数和(自身を除く): 3853966212

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 151, 180, 233, 293, 302, 453, 466, 586, 604, 699, 755, 879, 906, 932, 1165, 1172, 1359, 1398, 1465, 1510, 1758, 1812, 2097, 2265, 2330, 2637, 2718, 2796, 2930, 3020, 3495, 3516, 4194, 4395, 4530, 4660, 5274, 5436, 5860, 6795, 6990, 8388, 8790, 9060, 10485, 10548, 13185, 13590, 13980, 17580, 20970, 26370, 27180, 35183, 41940, 44243, 52740, 68269, 70366, 88486, 105549, 132729, 136538, 140732, 175915, 176972, 204807, 211098, 221215, 265458, 273076, 316647, 341345, 351830, 398187, 409614, 422196, 442430, 527745, 530916, 614421, 633294, 663645, 682690, 703660, 796374, 819228, 884860, 1024035, 1055490, 1228842, 1266588, 1327290, 1365380, 1583235, 1592748, 1990935, 2048070, 2110980, 2457684, 2654580, 3072105, 3166470, 3981870, 4096140, 6144210, 6332940, 7963740, 10308619, 12288420, 20617238, 30925857, 41234476, 51543095, 61851714, 92777571, 103086190, 123703428, 154629285, 185555142, 206172380, 309258570, 371110284, 463887855, 618517140, 927775710, 1855551420]

約数ペア:

[(1, 1855551420), (2, 927775710), (3, 618517140), (4, 463887855), (5, 371110284), (6, 309258570), (9, 206172380), (10, 185555142), (12, 154629285), (15, 123703428), (18, 103086190), (20, 92777571), (30, 61851714), (36, 51543095), (45, 41234476), (60, 30925857), (90, 20617238), (151, 12288420), (180, 10308619), (233, 7963740), (293, 6332940), (302, 6144210), (453, 4096140), (466, 3981870), (586, 3166470), (604, 3072105), (699, 2654580), (755, 2457684), (879, 2110980), (906, 2048070), (932, 1990935), (1165, 1592748), (1172, 1583235), (1359, 1365380), (1398, 1327290), (1465, 1266588), (1510, 1228842), (1758, 1055490), (1812, 1024035), (2097, 884860), (2265, 819228), (2330, 796374), (2637, 703660), (2718, 682690), (2796, 663645), (2930, 633294), (3020, 614421), (3495, 530916), (3516, 527745), (4194, 442430), (4395, 422196), (4530, 409614), (4660, 398187), (5274, 351830), (5436, 341345), (5860, 316647), (6795, 273076), (6990, 265458), (8388, 221215), (8790, 211098), (9060, 204807), (10485, 176972), (10548, 175915), (13185, 140732), (13590, 136538), (13980, 132729), (17580, 105549), (20970, 88486), (26370, 70366), (27180, 68269), (35183, 52740), (41940, 44243)]