220718520

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{563}}^1$

素因数の和:608

約数の個数: 240

約数和(自身を含む): 816880680

約数和(自身を除く): 596162160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 81, 88, 90, 99, 108, 110, 120, 121, 132, 135, 162, 165, 180, 198, 216, 220, 242, 264, 270, 297, 324, 330, 360, 363, 396, 405, 440, 484, 495, 540, 563, 594, 605, 648, 660, 726, 792, 810, 891, 968, 990, 1080, 1089, 1126, 1188, 1210, 1320, 1452, 1485, 1620, 1689, 1782, 1815, 1980, 2178, 2252, 2376, 2420, 2815, 2904, 2970, 3240, 3267, 3378, 3564, 3630, 3960, 4356, 4455, 4504, 4840, 5067, 5445, 5630, 5940, 6193, 6534, 6756, 7128, 7260, 8445, 8712, 8910, 9801, 10134, 10890, 11260, 11880, 12386, 13068, 13512, 14520, 15201, 16335, 16890, 17820, 18579, 19602, 20268, 21780, 22520, 24772, 25335, 26136, 30402, 30965, 32670, 33780, 35640, 37158, 39204, 40536, 43560, 45603, 49005, 49544, 50670, 55737, 60804, 61930, 65340, 67560, 68123, 74316, 76005, 78408, 91206, 92895, 98010, 101340, 111474, 121608, 123860, 130680, 136246, 148632, 152010, 167211, 182412, 185790, 196020, 202680, 204369, 222948, 228015, 247720, 272492, 278685, 304020, 334422, 340615, 364824, 371580, 392040, 408738, 445896, 456030, 501633, 544984, 557370, 608040, 613107, 668844, 681230, 743160, 817476, 836055, 912060, 1003266, 1021845, 1114740, 1226214, 1337688, 1362460, 1634952, 1672110, 1824120, 1839321, 2006532, 2043690, 2229480, 2452428, 2508165, 2724920, 3065535, 3344220, 3678642, 4013064, 4087380, 4904856, 5016330, 5517963, 6131070, 6688440, 7357284, 8174760, 9196605, 10032660, 11035926, 12262140, 14714568, 18393210, 20065320, 22071852, 24524280, 27589815, 36786420, 44143704, 55179630, 73572840, 110359260, 220718520]

約数ペア:

[(1, 220718520), (2, 110359260), (3, 73572840), (4, 55179630), (5, 44143704), (6, 36786420), (8, 27589815), (9, 24524280), (10, 22071852), (11, 20065320), (12, 18393210), (15, 14714568), (18, 12262140), (20, 11035926), (22, 10032660), (24, 9196605), (27, 8174760), (30, 7357284), (33, 6688440), (36, 6131070), (40, 5517963), (44, 5016330), (45, 4904856), (54, 4087380), (55, 4013064), (60, 3678642), (66, 3344220), (72, 3065535), (81, 2724920), (88, 2508165), (90, 2452428), (99, 2229480), (108, 2043690), (110, 2006532), (120, 1839321), (121, 1824120), (132, 1672110), (135, 1634952), (162, 1362460), (165, 1337688), (180, 1226214), (198, 1114740), (216, 1021845), (220, 1003266), (242, 912060), (264, 836055), (270, 817476), (297, 743160), (324, 681230), (330, 668844), (360, 613107), (363, 608040), (396, 557370), (405, 544984), (440, 501633), (484, 456030), (495, 445896), (540, 408738), (563, 392040), (594, 371580), (605, 364824), (648, 340615), (660, 334422), (726, 304020), (792, 278685), (810, 272492), (891, 247720), (968, 228015), (990, 222948), (1080, 204369), (1089, 202680), (1126, 196020), (1188, 185790), (1210, 182412), (1320, 167211), (1452, 152010), (1485, 148632), (1620, 136246), (1689, 130680), (1782, 123860), (1815, 121608), (1980, 111474), (2178, 101340), (2252, 98010), (2376, 92895), (2420, 91206), (2815, 78408), (2904, 76005), (2970, 74316), (3240, 68123), (3267, 67560), (3378, 65340), (3564, 61930), (3630, 60804), (3960, 55737), (4356, 50670), (4455, 49544), (4504, 49005), (4840, 45603), (5067, 43560), (5445, 40536), (5630, 39204), (5940, 37158), (6193, 35640), (6534, 33780), (6756, 32670), (7128, 30965), (7260, 30402), (8445, 26136), (8712, 25335), (8910, 24772), (9801, 22520), (10134, 21780), (10890, 20268), (11260, 19602), (11880, 18579), (12386, 17820), (13068, 16890), (13512, 16335), (14520, 15201)]