245307960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1$

素因数の和:499

約数の個数: 256

約数和(自身を含む): 895795200

約数和(自身を除く): 650487240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 30, 31, 34, 36, 40, 45, 51, 54, 60, 62, 68, 72, 85, 90, 93, 102, 108, 120, 124, 135, 136, 153, 155, 170, 180, 186, 204, 216, 248, 255, 270, 279, 306, 310, 340, 360, 372, 408, 431, 459, 465, 510, 527, 540, 558, 612, 620, 680, 744, 765, 837, 862, 918, 930, 1020, 1054, 1080, 1116, 1224, 1240, 1293, 1395, 1530, 1581, 1674, 1724, 1836, 1860, 2040, 2108, 2155, 2232, 2295, 2586, 2635, 2790, 3060, 3162, 3348, 3448, 3672, 3720, 3879, 4185, 4216, 4310, 4590, 4743, 5172, 5270, 5580, 6120, 6324, 6465, 6696, 7327, 7758, 7905, 8370, 8620, 9180, 9486, 10344, 10540, 11160, 11637, 12648, 12930, 13361, 14229, 14654, 15516, 15810, 16740, 17240, 18360, 18972, 19395, 21080, 21981, 23274, 23715, 25860, 26722, 28458, 29308, 31032, 31620, 33480, 36635, 37944, 38790, 40083, 43962, 46548, 47430, 51720, 53444, 56916, 58185, 58616, 63240, 65943, 66805, 71145, 73270, 77580, 80166, 87924, 93096, 94860, 106888, 109905, 113832, 116370, 120249, 131886, 133610, 142290, 146540, 155160, 160332, 175848, 189720, 197829, 200415, 219810, 227137, 232740, 240498, 263772, 267220, 284580, 293080, 320664, 329715, 360747, 395658, 400830, 439620, 454274, 465480, 480996, 527544, 534440, 569160, 601245, 659430, 681411, 721494, 791316, 801660, 879240, 908548, 961992, 989145, 1135685, 1202490, 1318860, 1362822, 1442988, 1582632, 1603320, 1803735, 1817096, 1978290, 2044233, 2271370, 2404980, 2637720, 2725644, 2885976, 3407055, 3607470, 3956580, 4088466, 4542740, 4809960, 5451288, 6132699, 6814110, 7214940, 7913160, 8176932, 9085480, 10221165, 12265398, 13628220, 14429880, 16353864, 20442330, 24530796, 27256440, 30663495, 40884660, 49061592, 61326990, 81769320, 122653980, 245307960]

約数ペア:

[(1, 245307960), (2, 122653980), (3, 81769320), (4, 61326990), (5, 49061592), (6, 40884660), (8, 30663495), (9, 27256440), (10, 24530796), (12, 20442330), (15, 16353864), (17, 14429880), (18, 13628220), (20, 12265398), (24, 10221165), (27, 9085480), (30, 8176932), (31, 7913160), (34, 7214940), (36, 6814110), (40, 6132699), (45, 5451288), (51, 4809960), (54, 4542740), (60, 4088466), (62, 3956580), (68, 3607470), (72, 3407055), (85, 2885976), (90, 2725644), (93, 2637720), (102, 2404980), (108, 2271370), (120, 2044233), (124, 1978290), (135, 1817096), (136, 1803735), (153, 1603320), (155, 1582632), (170, 1442988), (180, 1362822), (186, 1318860), (204, 1202490), (216, 1135685), (248, 989145), (255, 961992), (270, 908548), (279, 879240), (306, 801660), (310, 791316), (340, 721494), (360, 681411), (372, 659430), (408, 601245), (431, 569160), (459, 534440), (465, 527544), (510, 480996), (527, 465480), (540, 454274), (558, 439620), (612, 400830), (620, 395658), (680, 360747), (744, 329715), (765, 320664), (837, 293080), (862, 284580), (918, 267220), (930, 263772), (1020, 240498), (1054, 232740), (1080, 227137), (1116, 219810), (1224, 200415), (1240, 197829), (1293, 189720), (1395, 175848), (1530, 160332), (1581, 155160), (1674, 146540), (1724, 142290), (1836, 133610), (1860, 131886), (2040, 120249), (2108, 116370), (2155, 113832), (2232, 109905), (2295, 106888), (2586, 94860), (2635, 93096), (2790, 87924), (3060, 80166), (3162, 77580), (3348, 73270), (3448, 71145), (3672, 66805), (3720, 65943), (3879, 63240), (4185, 58616), (4216, 58185), (4310, 56916), (4590, 53444), (4743, 51720), (5172, 47430), (5270, 46548), (5580, 43962), (6120, 40083), (6324, 38790), (6465, 37944), (6696, 36635), (7327, 33480), (7758, 31620), (7905, 31032), (8370, 29308), (8620, 28458), (9180, 26722), (9486, 25860), (10344, 23715), (10540, 23274), (11160, 21981), (11637, 21080), (12648, 19395), (12930, 18972), (13361, 18360), (14229, 17240), (14654, 16740), (15516, 15810)]