258505380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^3\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:168

約数の個数: 288

約数和(自身を含む): 943488000

約数和(自身を除く): 684982620

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, 53, 60, 63, 70, 79, 84, 90, 98, 105, 106, 126, 140, 147, 158, 159, 180, 196, 210, 212, 237, 245, 252, 265, 294, 315, 316, 318, 343, 371, 395, 420, 441, 474, 477, 490, 530, 553, 588, 630, 636, 686, 711, 735, 742, 790, 795, 882, 948, 954, 980, 1029, 1060, 1106, 1113, 1185, 1260, 1372, 1422, 1470, 1484, 1580, 1590, 1659, 1715, 1764, 1855, 1908, 2058, 2205, 2212, 2226, 2370, 2385, 2597, 2765, 2844, 2940, 3087, 3180, 3318, 3339, 3430, 3555, 3710, 3871, 4116, 4187, 4410, 4452, 4740, 4770, 4977, 5145, 5194, 5530, 5565, 6174, 6636, 6678, 6860, 7110, 7420, 7742, 7791, 8295, 8374, 8820, 9540, 9954, 10290, 10388, 11060, 11130, 11613, 12348, 12561, 12985, 13356, 14220, 15435, 15484, 15582, 16590, 16695, 16748, 18179, 19355, 19908, 20580, 20935, 22260, 23226, 23373, 24885, 25122, 25970, 27097, 29309, 30870, 31164, 33180, 33390, 34839, 36358, 37683, 38710, 38955, 41870, 46452, 46746, 49770, 50244, 51940, 54194, 54537, 58065, 58618, 61740, 62805, 66780, 69678, 72716, 75366, 77420, 77910, 81291, 83740, 87927, 90895, 93492, 99540, 108388, 109074, 116130, 116865, 117236, 125610, 135485, 139356, 146545, 150732, 155820, 162582, 163611, 174195, 175854, 181790, 188415, 205163, 218148, 232260, 233730, 243873, 251220, 263781, 270970, 272685, 293090, 325164, 327222, 348390, 351708, 363580, 376830, 406455, 410326, 439635, 467460, 487746, 527562, 541940, 545370, 586180, 615489, 654444, 696780, 753660, 812910, 818055, 820652, 879270, 975492, 1025815, 1055124, 1090740, 1219365, 1230978, 1318905, 1436141, 1625820, 1636110, 1758540, 1846467, 2051630, 2438730, 2461956, 2637810, 2872282, 3077445, 3272220, 3692934, 4103260, 4308423, 4877460, 5275620, 5744564, 6154890, 7180705, 7385868, 8616846, 9232335, 12309780, 12925269, 14361410, 17233692, 18464670, 21542115, 25850538, 28722820, 36929340, 43084230, 51701076, 64626345, 86168460, 129252690, 258505380]

約数ペア:

[(1, 258505380), (2, 129252690), (3, 86168460), (4, 64626345), (5, 51701076), (6, 43084230), (7, 36929340), (9, 28722820), (10, 25850538), (12, 21542115), (14, 18464670), (15, 17233692), (18, 14361410), (20, 12925269), (21, 12309780), (28, 9232335), (30, 8616846), (35, 7385868), (36, 7180705), (42, 6154890), (45, 5744564), (49, 5275620), (53, 4877460), (60, 4308423), (63, 4103260), (70, 3692934), (79, 3272220), (84, 3077445), (90, 2872282), (98, 2637810), (105, 2461956), (106, 2438730), (126, 2051630), (140, 1846467), (147, 1758540), (158, 1636110), (159, 1625820), (180, 1436141), (196, 1318905), (210, 1230978), (212, 1219365), (237, 1090740), (245, 1055124), (252, 1025815), (265, 975492), (294, 879270), (315, 820652), (316, 818055), (318, 812910), (343, 753660), (371, 696780), (395, 654444), (420, 615489), (441, 586180), (474, 545370), (477, 541940), (490, 527562), (530, 487746), (553, 467460), (588, 439635), (630, 410326), (636, 406455), (686, 376830), (711, 363580), (735, 351708), (742, 348390), (790, 327222), (795, 325164), (882, 293090), (948, 272685), (954, 270970), (980, 263781), (1029, 251220), (1060, 243873), (1106, 233730), (1113, 232260), (1185, 218148), (1260, 205163), (1372, 188415), (1422, 181790), (1470, 175854), (1484, 174195), (1580, 163611), (1590, 162582), (1659, 155820), (1715, 150732), (1764, 146545), (1855, 139356), (1908, 135485), (2058, 125610), (2205, 117236), (2212, 116865), (2226, 116130), (2370, 109074), (2385, 108388), (2597, 99540), (2765, 93492), (2844, 90895), (2940, 87927), (3087, 83740), (3180, 81291), (3318, 77910), (3339, 77420), (3430, 75366), (3555, 72716), (3710, 69678), (3871, 66780), (4116, 62805), (4187, 61740), (4410, 58618), (4452, 58065), (4740, 54537), (4770, 54194), (4977, 51940), (5145, 50244), (5194, 49770), (5530, 46746), (5565, 46452), (6174, 41870), (6636, 38955), (6678, 38710), (6860, 37683), (7110, 36358), (7420, 34839), (7742, 33390), (7791, 33180), (8295, 31164), (8374, 30870), (8820, 29309), (9540, 27097), (9954, 25970), (10290, 25122), (10388, 24885), (11060, 23373), (11130, 23226), (11613, 22260), (12348, 20935), (12561, 20580), (12985, 19908), (13356, 19355), (14220, 18179), (15435, 16748), (15484, 16695), (15582, 16590)]