219411180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:326

約数の個数: 240

約数和(自身を含む): 755225856

約数和(自身を除く): 535814676

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 31, 34, 36, 45, 51, 54, 60, 62, 68, 81, 85, 90, 93, 102, 108, 124, 135, 153, 155, 162, 170, 180, 186, 204, 255, 257, 270, 279, 306, 310, 324, 340, 372, 405, 459, 465, 510, 514, 527, 540, 558, 612, 620, 765, 771, 810, 837, 918, 930, 1020, 1028, 1054, 1116, 1285, 1377, 1395, 1530, 1542, 1581, 1620, 1674, 1836, 1860, 2108, 2295, 2313, 2511, 2570, 2635, 2754, 2790, 3060, 3084, 3162, 3348, 3855, 4185, 4369, 4590, 4626, 4743, 5022, 5140, 5270, 5508, 5580, 6324, 6885, 6939, 7710, 7905, 7967, 8370, 8738, 9180, 9252, 9486, 10044, 10540, 11565, 12555, 13107, 13770, 13878, 14229, 15420, 15810, 15934, 16740, 17476, 18972, 20817, 21845, 23130, 23715, 23901, 25110, 26214, 27540, 27756, 28458, 31620, 31868, 34695, 39321, 39835, 41634, 42687, 43690, 46260, 47430, 47802, 50220, 52428, 56916, 65535, 69390, 71145, 71703, 78642, 79670, 83268, 85374, 87380, 94860, 95604, 104085, 117963, 119505, 131070, 135439, 138780, 142290, 143406, 157284, 159340, 170748, 196605, 208170, 213435, 215109, 235926, 239010, 262140, 270878, 284580, 286812, 353889, 358515, 393210, 406317, 416340, 426870, 430218, 471852, 478020, 541756, 589815, 645327, 677195, 707778, 717030, 786420, 812634, 853740, 860436, 1075545, 1179630, 1218951, 1290654, 1354390, 1415556, 1434060, 1625268, 1769445, 2031585, 2151090, 2359260, 2437902, 2581308, 2708780, 3226635, 3538890, 3656853, 4063170, 4302180, 4875804, 6094755, 6453270, 7077780, 7313706, 8126340, 10970559, 12189510, 12906540, 14627412, 18284265, 21941118, 24379020, 36568530, 43882236, 54852795, 73137060, 109705590, 219411180]

約数ペア:

[(1, 219411180), (2, 109705590), (3, 73137060), (4, 54852795), (5, 43882236), (6, 36568530), (9, 24379020), (10, 21941118), (12, 18284265), (15, 14627412), (17, 12906540), (18, 12189510), (20, 10970559), (27, 8126340), (30, 7313706), (31, 7077780), (34, 6453270), (36, 6094755), (45, 4875804), (51, 4302180), (54, 4063170), (60, 3656853), (62, 3538890), (68, 3226635), (81, 2708780), (85, 2581308), (90, 2437902), (93, 2359260), (102, 2151090), (108, 2031585), (124, 1769445), (135, 1625268), (153, 1434060), (155, 1415556), (162, 1354390), (170, 1290654), (180, 1218951), (186, 1179630), (204, 1075545), (255, 860436), (257, 853740), (270, 812634), (279, 786420), (306, 717030), (310, 707778), (324, 677195), (340, 645327), (372, 589815), (405, 541756), (459, 478020), (465, 471852), (510, 430218), (514, 426870), (527, 416340), (540, 406317), (558, 393210), (612, 358515), (620, 353889), (765, 286812), (771, 284580), (810, 270878), (837, 262140), (918, 239010), (930, 235926), (1020, 215109), (1028, 213435), (1054, 208170), (1116, 196605), (1285, 170748), (1377, 159340), (1395, 157284), (1530, 143406), (1542, 142290), (1581, 138780), (1620, 135439), (1674, 131070), (1836, 119505), (1860, 117963), (2108, 104085), (2295, 95604), (2313, 94860), (2511, 87380), (2570, 85374), (2635, 83268), (2754, 79670), (2790, 78642), (3060, 71703), (3084, 71145), (3162, 69390), (3348, 65535), (3855, 56916), (4185, 52428), (4369, 50220), (4590, 47802), (4626, 47430), (4743, 46260), (5022, 43690), (5140, 42687), (5270, 41634), (5508, 39835), (5580, 39321), (6324, 34695), (6885, 31868), (6939, 31620), (7710, 28458), (7905, 27756), (7967, 27540), (8370, 26214), (8738, 25110), (9180, 23901), (9252, 23715), (9486, 23130), (10044, 21845), (10540, 20817), (11565, 18972), (12555, 17476), (13107, 16740), (13770, 15934), (13878, 15810), (14229, 15420)]