221475540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{311}}^1$

素因数の和:430

約数の個数: 192

約数和(自身を含む): 739694592

約数和(自身を除く): 518219052

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 26, 30, 33, 39, 44, 52, 55, 60, 65, 66, 78, 83, 110, 130, 132, 143, 156, 165, 166, 195, 220, 249, 260, 286, 311, 330, 332, 390, 415, 429, 498, 572, 622, 660, 715, 780, 830, 858, 913, 933, 996, 1079, 1244, 1245, 1430, 1555, 1660, 1716, 1826, 1866, 2145, 2158, 2490, 2739, 2860, 3110, 3237, 3421, 3652, 3732, 4043, 4290, 4316, 4565, 4665, 4980, 5395, 5478, 6220, 6474, 6842, 8086, 8580, 9130, 9330, 10263, 10790, 10956, 11869, 12129, 12948, 13684, 13695, 16172, 16185, 17105, 18260, 18660, 20215, 20526, 21580, 23738, 24258, 25813, 27390, 32370, 34210, 35607, 40430, 41052, 44473, 47476, 48516, 51315, 51626, 54780, 59345, 60645, 64740, 68420, 71214, 77439, 80860, 88946, 102630, 103252, 118690, 121290, 129065, 133419, 142428, 154878, 177892, 178035, 205260, 222365, 237380, 242580, 258130, 266838, 283943, 309756, 335569, 356070, 387195, 444730, 516260, 533676, 567886, 667095, 671138, 712140, 774390, 851829, 889460, 1006707, 1135772, 1334190, 1342276, 1419715, 1548780, 1677845, 1703658, 2013414, 2668380, 2839430, 3355690, 3407316, 3691259, 4026828, 4259145, 5033535, 5678860, 6711380, 7382518, 8518290, 10067070, 11073777, 14765036, 17036580, 18456295, 20134140, 22147554, 36912590, 44295108, 55368885, 73825180, 110737770, 221475540]

約数ペア:

[(1, 221475540), (2, 110737770), (3, 73825180), (4, 55368885), (5, 44295108), (6, 36912590), (10, 22147554), (11, 20134140), (12, 18456295), (13, 17036580), (15, 14765036), (20, 11073777), (22, 10067070), (26, 8518290), (30, 7382518), (33, 6711380), (39, 5678860), (44, 5033535), (52, 4259145), (55, 4026828), (60, 3691259), (65, 3407316), (66, 3355690), (78, 2839430), (83, 2668380), (110, 2013414), (130, 1703658), (132, 1677845), (143, 1548780), (156, 1419715), (165, 1342276), (166, 1334190), (195, 1135772), (220, 1006707), (249, 889460), (260, 851829), (286, 774390), (311, 712140), (330, 671138), (332, 667095), (390, 567886), (415, 533676), (429, 516260), (498, 444730), (572, 387195), (622, 356070), (660, 335569), (715, 309756), (780, 283943), (830, 266838), (858, 258130), (913, 242580), (933, 237380), (996, 222365), (1079, 205260), (1244, 178035), (1245, 177892), (1430, 154878), (1555, 142428), (1660, 133419), (1716, 129065), (1826, 121290), (1866, 118690), (2145, 103252), (2158, 102630), (2490, 88946), (2739, 80860), (2860, 77439), (3110, 71214), (3237, 68420), (3421, 64740), (3652, 60645), (3732, 59345), (4043, 54780), (4290, 51626), (4316, 51315), (4565, 48516), (4665, 47476), (4980, 44473), (5395, 41052), (5478, 40430), (6220, 35607), (6474, 34210), (6842, 32370), (8086, 27390), (8580, 25813), (9130, 24258), (9330, 23738), (10263, 21580), (10790, 20526), (10956, 20215), (11869, 18660), (12129, 18260), (12948, 17105), (13684, 16185), (13695, 16172)]