2015396820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{347}}^1\times {\mathrm{787}}^1$

素因数の和:1190

約数の個数: 144

約数和(自身を含む): 6288504768

約数和(自身を除く): 4273107948

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 123, 164, 180, 205, 246, 347, 369, 410, 492, 615, 694, 738, 787, 820, 1041, 1230, 1388, 1476, 1574, 1735, 1845, 2082, 2361, 2460, 3123, 3148, 3470, 3690, 3935, 4164, 4722, 5205, 6246, 6940, 7083, 7380, 7870, 9444, 10410, 11805, 12492, 14166, 14227, 15615, 15740, 20820, 23610, 28332, 28454, 31230, 32267, 35415, 42681, 47220, 56908, 62460, 64534, 70830, 71135, 85362, 96801, 128043, 129068, 141660, 142270, 161335, 170724, 193602, 213405, 256086, 273089, 284540, 290403, 322670, 387204, 426810, 484005, 512172, 546178, 580806, 640215, 645340, 819267, 853620, 968010, 1092356, 1161612, 1280430, 1365445, 1452015, 1638534, 1936020, 2457801, 2560860, 2730890, 2904030, 3277068, 4096335, 4915602, 5461780, 5808060, 8192670, 9831204, 11196649, 12289005, 16385340, 22393298, 24578010, 33589947, 44786596, 49156020, 55983245, 67179894, 100769841, 111966490, 134359788, 167949735, 201539682, 223932980, 335899470, 403079364, 503849205, 671798940, 1007698410, 2015396820]

約数ペア:

[(1, 2015396820), (2, 1007698410), (3, 671798940), (4, 503849205), (5, 403079364), (6, 335899470), (9, 223932980), (10, 201539682), (12, 167949735), (15, 134359788), (18, 111966490), (20, 100769841), (30, 67179894), (36, 55983245), (41, 49156020), (45, 44786596), (60, 33589947), (82, 24578010), (90, 22393298), (123, 16385340), (164, 12289005), (180, 11196649), (205, 9831204), (246, 8192670), (347, 5808060), (369, 5461780), (410, 4915602), (492, 4096335), (615, 3277068), (694, 2904030), (738, 2730890), (787, 2560860), (820, 2457801), (1041, 1936020), (1230, 1638534), (1388, 1452015), (1476, 1365445), (1574, 1280430), (1735, 1161612), (1845, 1092356), (2082, 968010), (2361, 853620), (2460, 819267), (3123, 645340), (3148, 640215), (3470, 580806), (3690, 546178), (3935, 512172), (4164, 484005), (4722, 426810), (5205, 387204), (6246, 322670), (6940, 290403), (7083, 284540), (7380, 273089), (7870, 256086), (9444, 213405), (10410, 193602), (11805, 170724), (12492, 161335), (14166, 142270), (14227, 141660), (15615, 129068), (15740, 128043), (20820, 96801), (23610, 85362), (28332, 71135), (28454, 70830), (31230, 64534), (32267, 62460), (35415, 56908), (42681, 47220)]