82211220

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{239}}^1$

素因数の和:284

約数の個数: 288

約数和(自身を含む): 321753600

約数和(自身を除く): 239542380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 49, 52, 54, 60, 63, 65, 70, 78, 84, 90, 91, 98, 105, 108, 117, 126, 130, 135, 140, 147, 156, 180, 182, 189, 195, 196, 210, 234, 239, 245, 252, 260, 270, 273, 294, 315, 351, 364, 378, 390, 420, 441, 455, 468, 478, 490, 540, 546, 585, 588, 630, 637, 702, 717, 735, 756, 780, 819, 882, 910, 945, 956, 980, 1092, 1170, 1195, 1260, 1274, 1323, 1365, 1404, 1434, 1470, 1638, 1673, 1755, 1764, 1820, 1890, 1911, 2151, 2205, 2340, 2390, 2457, 2548, 2646, 2730, 2868, 2940, 3107, 3185, 3276, 3346, 3510, 3585, 3780, 3822, 4095, 4302, 4410, 4780, 4914, 5019, 5292, 5460, 5733, 6214, 6370, 6453, 6615, 6692, 7020, 7170, 7644, 8190, 8365, 8604, 8820, 9321, 9555, 9828, 10038, 10755, 11466, 11711, 12285, 12428, 12740, 12906, 13230, 14340, 15057, 15535, 16380, 16730, 17199, 18642, 19110, 20076, 21510, 21749, 22932, 23422, 24570, 25095, 25812, 26460, 27963, 28665, 30114, 31070, 32265, 33460, 34398, 35133, 37284, 38220, 43020, 43498, 45171, 46605, 46844, 49140, 50190, 55926, 57330, 58555, 60228, 62140, 64530, 65247, 68796, 70266, 75285, 83889, 85995, 86996, 90342, 93210, 100380, 105399, 108745, 111852, 114660, 117110, 129060, 130494, 139815, 140532, 150570, 152243, 167778, 171990, 175665, 180684, 186420, 195741, 210798, 217490, 225855, 234220, 260988, 279630, 301140, 304486, 316197, 326235, 335556, 343980, 351330, 391482, 419445, 421596, 434980, 451710, 456729, 526995, 559260, 587223, 608972, 632394, 652470, 702660, 761215, 782964, 838890, 903420, 913458, 978705, 1053990, 1174446, 1264788, 1304940, 1370187, 1522430, 1580985, 1677780, 1826916, 1957410, 2107980, 2283645, 2348892, 2740374, 2936115, 3044860, 3161970, 3914820, 4110561, 4567290, 5480748, 5872230, 6323940, 6850935, 8221122, 9134580, 11744460, 13701870, 16442244, 20552805, 27403740, 41105610, 82211220]

約数ペア:

[(1, 82211220), (2, 41105610), (3, 27403740), (4, 20552805), (5, 16442244), (6, 13701870), (7, 11744460), (9, 9134580), (10, 8221122), (12, 6850935), (13, 6323940), (14, 5872230), (15, 5480748), (18, 4567290), (20, 4110561), (21, 3914820), (26, 3161970), (27, 3044860), (28, 2936115), (30, 2740374), (35, 2348892), (36, 2283645), (39, 2107980), (42, 1957410), (45, 1826916), (49, 1677780), (52, 1580985), (54, 1522430), (60, 1370187), (63, 1304940), (65, 1264788), (70, 1174446), (78, 1053990), (84, 978705), (90, 913458), (91, 903420), (98, 838890), (105, 782964), (108, 761215), (117, 702660), (126, 652470), (130, 632394), (135, 608972), (140, 587223), (147, 559260), (156, 526995), (180, 456729), (182, 451710), (189, 434980), (195, 421596), (196, 419445), (210, 391482), (234, 351330), (239, 343980), (245, 335556), (252, 326235), (260, 316197), (270, 304486), (273, 301140), (294, 279630), (315, 260988), (351, 234220), (364, 225855), (378, 217490), (390, 210798), (420, 195741), (441, 186420), (455, 180684), (468, 175665), (478, 171990), (490, 167778), (540, 152243), (546, 150570), (585, 140532), (588, 139815), (630, 130494), (637, 129060), (702, 117110), (717, 114660), (735, 111852), (756, 108745), (780, 105399), (819, 100380), (882, 93210), (910, 90342), (945, 86996), (956, 85995), (980, 83889), (1092, 75285), (1170, 70266), (1195, 68796), (1260, 65247), (1274, 64530), (1323, 62140), (1365, 60228), (1404, 58555), (1434, 57330), (1470, 55926), (1638, 50190), (1673, 49140), (1755, 46844), (1764, 46605), (1820, 45171), (1890, 43498), (1911, 43020), (2151, 38220), (2205, 37284), (2340, 35133), (2390, 34398), (2457, 33460), (2548, 32265), (2646, 31070), (2730, 30114), (2868, 28665), (2940, 27963), (3107, 26460), (3185, 25812), (3276, 25095), (3346, 24570), (3510, 23422), (3585, 22932), (3780, 21749), (3822, 21510), (4095, 20076), (4302, 19110), (4410, 18642), (4780, 17199), (4914, 16730), (5019, 16380), (5292, 15535), (5460, 15057), (5733, 14340), (6214, 13230), (6370, 12906), (6453, 12740), (6615, 12428), (6692, 12285), (7020, 11711), (7170, 11466), (7644, 10755), (8190, 10038), (8365, 9828), (8604, 9555), (8820, 9321)]