55218420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:230

約数の個数: 144

約数和(自身を含む): 175488768

約数和(自身を除く): 120270348

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 61, 90, 94, 107, 122, 141, 180, 183, 188, 214, 235, 244, 282, 305, 321, 366, 423, 428, 470, 535, 549, 564, 610, 642, 705, 732, 846, 915, 940, 963, 1070, 1098, 1220, 1284, 1410, 1605, 1692, 1830, 1926, 2115, 2140, 2196, 2745, 2820, 2867, 3210, 3660, 3852, 4230, 4815, 5029, 5490, 5734, 6420, 6527, 8460, 8601, 9630, 10058, 10980, 11468, 13054, 14335, 15087, 17202, 19260, 19581, 20116, 25145, 25803, 26108, 28670, 30174, 32635, 34404, 39162, 43005, 45261, 50290, 51606, 57340, 58743, 60348, 65270, 75435, 78324, 86010, 90522, 97905, 100580, 103212, 117486, 129015, 130540, 150870, 172020, 181044, 195810, 226305, 234972, 258030, 293715, 301740, 306769, 391620, 452610, 516060, 587430, 613538, 905220, 920307, 1174860, 1227076, 1533845, 1840614, 2760921, 3067690, 3681228, 4601535, 5521842, 6135380, 9203070, 11043684, 13804605, 18406140, 27609210, 55218420]

約数ペア:

[(1, 55218420), (2, 27609210), (3, 18406140), (4, 13804605), (5, 11043684), (6, 9203070), (9, 6135380), (10, 5521842), (12, 4601535), (15, 3681228), (18, 3067690), (20, 2760921), (30, 1840614), (36, 1533845), (45, 1227076), (47, 1174860), (60, 920307), (61, 905220), (90, 613538), (94, 587430), (107, 516060), (122, 452610), (141, 391620), (180, 306769), (183, 301740), (188, 293715), (214, 258030), (235, 234972), (244, 226305), (282, 195810), (305, 181044), (321, 172020), (366, 150870), (423, 130540), (428, 129015), (470, 117486), (535, 103212), (549, 100580), (564, 97905), (610, 90522), (642, 86010), (705, 78324), (732, 75435), (846, 65270), (915, 60348), (940, 58743), (963, 57340), (1070, 51606), (1098, 50290), (1220, 45261), (1284, 43005), (1410, 39162), (1605, 34404), (1692, 32635), (1830, 30174), (1926, 28670), (2115, 26108), (2140, 25803), (2196, 25145), (2745, 20116), (2820, 19581), (2867, 19260), (3210, 17202), (3660, 15087), (3852, 14335), (4230, 13054), (4815, 11468), (5029, 10980), (5490, 10058), (5734, 9630), (6420, 8601), (6527, 8460)]