172245780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{331}}^1$

素因数の和:419

約数の個数: 216

約数和(自身を含む): 619950240

約数和(自身を除く): 447704460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 59, 60, 63, 70, 84, 90, 98, 105, 118, 126, 140, 147, 177, 180, 196, 210, 236, 245, 252, 294, 295, 315, 331, 354, 413, 420, 441, 490, 531, 588, 590, 630, 662, 708, 735, 826, 882, 885, 980, 993, 1062, 1180, 1239, 1260, 1324, 1470, 1652, 1655, 1764, 1770, 1986, 2065, 2124, 2205, 2317, 2478, 2655, 2891, 2940, 2979, 3310, 3540, 3717, 3972, 4130, 4410, 4634, 4956, 4965, 5310, 5782, 5958, 6195, 6620, 6951, 7434, 8260, 8673, 8820, 9268, 9930, 10620, 11564, 11585, 11916, 12390, 13902, 14455, 14868, 14895, 16219, 17346, 18585, 19529, 19860, 20853, 23170, 24780, 26019, 27804, 28910, 29790, 32438, 34692, 34755, 37170, 39058, 41706, 43365, 46340, 48657, 52038, 57820, 58587, 59580, 64876, 69510, 74340, 78116, 81095, 83412, 86730, 97314, 97645, 104076, 104265, 117174, 130095, 136703, 139020, 145971, 162190, 173460, 175761, 194628, 195290, 208530, 234348, 243285, 260190, 273406, 291942, 292935, 324380, 351522, 390580, 410109, 417060, 486570, 520380, 546812, 583884, 585870, 683515, 703044, 729855, 820218, 878805, 956921, 973140, 1171740, 1230327, 1367030, 1459710, 1640436, 1757610, 1913842, 2050545, 2460654, 2734060, 2870763, 2919420, 3515220, 3827684, 4101090, 4784605, 4921308, 5741526, 6151635, 8202180, 8612289, 9569210, 11483052, 12303270, 14353815, 17224578, 19138420, 24606540, 28707630, 34449156, 43061445, 57415260, 86122890, 172245780]

約数ペア:

[(1, 172245780), (2, 86122890), (3, 57415260), (4, 43061445), (5, 34449156), (6, 28707630), (7, 24606540), (9, 19138420), (10, 17224578), (12, 14353815), (14, 12303270), (15, 11483052), (18, 9569210), (20, 8612289), (21, 8202180), (28, 6151635), (30, 5741526), (35, 4921308), (36, 4784605), (42, 4101090), (45, 3827684), (49, 3515220), (59, 2919420), (60, 2870763), (63, 2734060), (70, 2460654), (84, 2050545), (90, 1913842), (98, 1757610), (105, 1640436), (118, 1459710), (126, 1367030), (140, 1230327), (147, 1171740), (177, 973140), (180, 956921), (196, 878805), (210, 820218), (236, 729855), (245, 703044), (252, 683515), (294, 585870), (295, 583884), (315, 546812), (331, 520380), (354, 486570), (413, 417060), (420, 410109), (441, 390580), (490, 351522), (531, 324380), (588, 292935), (590, 291942), (630, 273406), (662, 260190), (708, 243285), (735, 234348), (826, 208530), (882, 195290), (885, 194628), (980, 175761), (993, 173460), (1062, 162190), (1180, 145971), (1239, 139020), (1260, 136703), (1324, 130095), (1470, 117174), (1652, 104265), (1655, 104076), (1764, 97645), (1770, 97314), (1986, 86730), (2065, 83412), (2124, 81095), (2205, 78116), (2317, 74340), (2478, 69510), (2655, 64876), (2891, 59580), (2940, 58587), (2979, 57820), (3310, 52038), (3540, 48657), (3717, 46340), (3972, 43365), (4130, 41706), (4410, 39058), (4634, 37170), (4956, 34755), (4965, 34692), (5310, 32438), (5782, 29790), (5958, 28910), (6195, 27804), (6620, 26019), (6951, 24780), (7434, 23170), (8260, 20853), (8673, 19860), (8820, 19529), (9268, 18585), (9930, 17346), (10620, 16219), (11564, 14895), (11585, 14868), (11916, 14455), (12390, 13902)]