4242420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1$

素因数の和:79

約数の個数: 216

約数和(自身を含む): 16556904

約数和(自身を除く): 12314484

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 37, 39, 42, 45, 49, 52, 60, 63, 65, 70, 74, 78, 84, 90, 91, 98, 105, 111, 117, 126, 130, 140, 147, 148, 156, 180, 182, 185, 195, 196, 210, 222, 234, 245, 252, 259, 260, 273, 294, 315, 333, 364, 370, 390, 420, 441, 444, 455, 468, 481, 490, 518, 546, 555, 585, 588, 630, 637, 666, 735, 740, 777, 780, 819, 882, 910, 962, 980, 1036, 1092, 1110, 1170, 1260, 1274, 1295, 1332, 1365, 1443, 1470, 1554, 1638, 1665, 1764, 1813, 1820, 1911, 1924, 2205, 2220, 2331, 2340, 2405, 2548, 2590, 2730, 2886, 2940, 3108, 3185, 3276, 3330, 3367, 3626, 3822, 3885, 4095, 4329, 4410, 4662, 4810, 5180, 5439, 5460, 5733, 5772, 6370, 6660, 6734, 7215, 7252, 7644, 7770, 8190, 8658, 8820, 9065, 9324, 9555, 9620, 10101, 10878, 11466, 11655, 12740, 13468, 14430, 15540, 16317, 16380, 16835, 17316, 18130, 19110, 20202, 21645, 21756, 22932, 23310, 23569, 27195, 28665, 28860, 30303, 32634, 33670, 36260, 38220, 40404, 43290, 46620, 47138, 50505, 54390, 57330, 60606, 65268, 67340, 70707, 81585, 86580, 94276, 101010, 108780, 114660, 117845, 121212, 141414, 151515, 163170, 202020, 212121, 235690, 282828, 303030, 326340, 353535, 424242, 471380, 606060, 707070, 848484, 1060605, 1414140, 2121210, 4242420]

約数ペア:

[(1, 4242420), (2, 2121210), (3, 1414140), (4, 1060605), (5, 848484), (6, 707070), (7, 606060), (9, 471380), (10, 424242), (12, 353535), (13, 326340), (14, 303030), (15, 282828), (18, 235690), (20, 212121), (21, 202020), (26, 163170), (28, 151515), (30, 141414), (35, 121212), (36, 117845), (37, 114660), (39, 108780), (42, 101010), (45, 94276), (49, 86580), (52, 81585), (60, 70707), (63, 67340), (65, 65268), (70, 60606), (74, 57330), (78, 54390), (84, 50505), (90, 47138), (91, 46620), (98, 43290), (105, 40404), (111, 38220), (117, 36260), (126, 33670), (130, 32634), (140, 30303), (147, 28860), (148, 28665), (156, 27195), (180, 23569), (182, 23310), (185, 22932), (195, 21756), (196, 21645), (210, 20202), (222, 19110), (234, 18130), (245, 17316), (252, 16835), (259, 16380), (260, 16317), (273, 15540), (294, 14430), (315, 13468), (333, 12740), (364, 11655), (370, 11466), (390, 10878), (420, 10101), (441, 9620), (444, 9555), (455, 9324), (468, 9065), (481, 8820), (490, 8658), (518, 8190), (546, 7770), (555, 7644), (585, 7252), (588, 7215), (630, 6734), (637, 6660), (666, 6370), (735, 5772), (740, 5733), (777, 5460), (780, 5439), (819, 5180), (882, 4810), (910, 4662), (962, 4410), (980, 4329), (1036, 4095), (1092, 3885), (1110, 3822), (1170, 3626), (1260, 3367), (1274, 3330), (1295, 3276), (1332, 3185), (1365, 3108), (1443, 2940), (1470, 2886), (1554, 2730), (1638, 2590), (1665, 2548), (1764, 2405), (1813, 2340), (1820, 2331), (1911, 2220), (1924, 2205)]