1221746760

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{503}}^1$

素因数の和:709

約数の個数: 256

約数和(自身を含む): 4419878400

約数和(自身を除く): 3198131640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 104, 108, 117, 120, 130, 135, 156, 173, 180, 195, 216, 234, 260, 270, 312, 346, 351, 360, 390, 468, 503, 519, 520, 540, 585, 692, 702, 780, 865, 936, 1006, 1038, 1080, 1170, 1384, 1404, 1509, 1557, 1560, 1730, 1755, 2012, 2076, 2249, 2340, 2515, 2595, 2808, 3018, 3114, 3460, 3510, 4024, 4152, 4498, 4527, 4671, 4680, 5030, 5190, 6036, 6228, 6539, 6747, 6920, 7020, 7545, 7785, 8996, 9054, 9342, 10060, 10380, 11245, 12072, 12456, 13078, 13494, 13581, 14040, 15090, 15570, 17992, 18108, 18684, 19617, 20120, 20241, 20760, 22490, 22635, 23355, 26156, 26988, 27162, 30180, 31140, 32695, 33735, 36216, 37368, 39234, 40482, 44980, 45270, 46710, 52312, 53976, 54324, 58851, 60360, 60723, 62280, 65390, 67470, 67905, 78468, 80964, 87019, 89960, 90540, 93420, 98085, 101205, 108648, 117702, 121446, 130780, 134940, 135810, 156936, 161928, 174038, 176553, 181080, 186840, 196170, 202410, 235404, 242892, 261057, 261560, 269880, 271620, 294255, 303615, 348076, 353106, 392340, 404820, 435095, 470808, 485784, 522114, 543240, 588510, 607230, 696152, 706212, 783171, 784680, 809640, 870190, 882765, 1044228, 1131247, 1177020, 1214460, 1305285, 1412424, 1566342, 1740380, 1765530, 2088456, 2262494, 2349513, 2354040, 2428920, 2610570, 3132684, 3393741, 3480760, 3531060, 3915855, 4524988, 4699026, 5221140, 5656235, 6265368, 6787482, 7062120, 7831710, 9049976, 9398052, 10181223, 10442280, 11312470, 11747565, 13574964, 15663420, 16968705, 18796104, 20362446, 22624940, 23495130, 27149928, 30543669, 31326840, 33937410, 40724892, 45249880, 46990260, 50906115, 61087338, 67874820, 81449784, 93980520, 101812230, 122174676, 135749640, 152718345, 203624460, 244349352, 305436690, 407248920, 610873380, 1221746760]

約数ペア:

[(1, 1221746760), (2, 610873380), (3, 407248920), (4, 305436690), (5, 244349352), (6, 203624460), (8, 152718345), (9, 135749640), (10, 122174676), (12, 101812230), (13, 93980520), (15, 81449784), (18, 67874820), (20, 61087338), (24, 50906115), (26, 46990260), (27, 45249880), (30, 40724892), (36, 33937410), (39, 31326840), (40, 30543669), (45, 27149928), (52, 23495130), (54, 22624940), (60, 20362446), (65, 18796104), (72, 16968705), (78, 15663420), (90, 13574964), (104, 11747565), (108, 11312470), (117, 10442280), (120, 10181223), (130, 9398052), (135, 9049976), (156, 7831710), (173, 7062120), (180, 6787482), (195, 6265368), (216, 5656235), (234, 5221140), (260, 4699026), (270, 4524988), (312, 3915855), (346, 3531060), (351, 3480760), (360, 3393741), (390, 3132684), (468, 2610570), (503, 2428920), (519, 2354040), (520, 2349513), (540, 2262494), (585, 2088456), (692, 1765530), (702, 1740380), (780, 1566342), (865, 1412424), (936, 1305285), (1006, 1214460), (1038, 1177020), (1080, 1131247), (1170, 1044228), (1384, 882765), (1404, 870190), (1509, 809640), (1557, 784680), (1560, 783171), (1730, 706212), (1755, 696152), (2012, 607230), (2076, 588510), (2249, 543240), (2340, 522114), (2515, 485784), (2595, 470808), (2808, 435095), (3018, 404820), (3114, 392340), (3460, 353106), (3510, 348076), (4024, 303615), (4152, 294255), (4498, 271620), (4527, 269880), (4671, 261560), (4680, 261057), (5030, 242892), (5190, 235404), (6036, 202410), (6228, 196170), (6539, 186840), (6747, 181080), (6920, 176553), (7020, 174038), (7545, 161928), (7785, 156936), (8996, 135810), (9054, 134940), (9342, 130780), (10060, 121446), (10380, 117702), (11245, 108648), (12072, 101205), (12456, 98085), (13078, 93420), (13494, 90540), (13581, 89960), (14040, 87019), (15090, 80964), (15570, 78468), (17992, 67905), (18108, 67470), (18684, 65390), (19617, 62280), (20120, 60723), (20241, 60360), (20760, 58851), (22490, 54324), (22635, 53976), (23355, 52312), (26156, 46710), (26988, 45270), (27162, 44980), (30180, 40482), (31140, 39234), (32695, 37368), (33735, 36216)]