1221784560

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3697}}^1$

素因数の和:3742

約数の個数: 240

約数和(自身を含む): 4506649056

約数和(自身を除く): 3284864496

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 48, 51, 54, 60, 68, 72, 80, 81, 85, 90, 102, 108, 120, 135, 136, 144, 153, 162, 170, 180, 204, 216, 240, 243, 255, 270, 272, 306, 324, 340, 360, 405, 408, 432, 459, 486, 510, 540, 612, 648, 680, 720, 765, 810, 816, 918, 972, 1020, 1080, 1215, 1224, 1296, 1360, 1377, 1530, 1620, 1836, 1944, 2040, 2160, 2295, 2430, 2448, 2754, 3060, 3240, 3672, 3697, 3888, 4080, 4131, 4590, 4860, 5508, 6120, 6480, 6885, 7344, 7394, 8262, 9180, 9720, 11016, 11091, 12240, 13770, 14788, 16524, 18360, 18485, 19440, 20655, 22032, 22182, 27540, 29576, 33048, 33273, 36720, 36970, 41310, 44364, 55080, 55455, 59152, 62849, 66096, 66546, 73940, 82620, 88728, 99819, 110160, 110910, 125698, 133092, 147880, 165240, 166365, 177456, 188547, 199638, 221820, 251396, 266184, 295760, 299457, 314245, 330480, 332730, 377094, 399276, 443640, 499095, 502792, 532368, 565641, 598914, 628490, 665460, 754188, 798552, 887280, 898371, 942735, 998190, 1005584, 1131282, 1197828, 1256980, 1330920, 1497285, 1508376, 1597104, 1696923, 1796742, 1885470, 1996380, 2262564, 2395656, 2513960, 2661840, 2828205, 2994570, 3016752, 3393846, 3593484, 3770940, 3992760, 4491855, 4525128, 4791312, 5027920, 5090769, 5656410, 5989140, 6787692, 7186968, 7541880, 7985520, 8484615, 8983710, 9050256, 10181538, 11312820, 11978280, 13575384, 14373936, 15083760, 15272307, 16969230, 17967420, 20363076, 22625640, 23956560, 25453845, 27150768, 30544614, 33938460, 35934840, 40726152, 45251280, 50907690, 61089228, 67876920, 71869680, 76361535, 81452304, 101815380, 122178456, 135753840, 152723070, 203630760, 244356912, 305446140, 407261520, 610892280, 1221784560]

約数ペア:

[(1, 1221784560), (2, 610892280), (3, 407261520), (4, 305446140), (5, 244356912), (6, 203630760), (8, 152723070), (9, 135753840), (10, 122178456), (12, 101815380), (15, 81452304), (16, 76361535), (17, 71869680), (18, 67876920), (20, 61089228), (24, 50907690), (27, 45251280), (30, 40726152), (34, 35934840), (36, 33938460), (40, 30544614), (45, 27150768), (48, 25453845), (51, 23956560), (54, 22625640), (60, 20363076), (68, 17967420), (72, 16969230), (80, 15272307), (81, 15083760), (85, 14373936), (90, 13575384), (102, 11978280), (108, 11312820), (120, 10181538), (135, 9050256), (136, 8983710), (144, 8484615), (153, 7985520), (162, 7541880), (170, 7186968), (180, 6787692), (204, 5989140), (216, 5656410), (240, 5090769), (243, 5027920), (255, 4791312), (270, 4525128), (272, 4491855), (306, 3992760), (324, 3770940), (340, 3593484), (360, 3393846), (405, 3016752), (408, 2994570), (432, 2828205), (459, 2661840), (486, 2513960), (510, 2395656), (540, 2262564), (612, 1996380), (648, 1885470), (680, 1796742), (720, 1696923), (765, 1597104), (810, 1508376), (816, 1497285), (918, 1330920), (972, 1256980), (1020, 1197828), (1080, 1131282), (1215, 1005584), (1224, 998190), (1296, 942735), (1360, 898371), (1377, 887280), (1530, 798552), (1620, 754188), (1836, 665460), (1944, 628490), (2040, 598914), (2160, 565641), (2295, 532368), (2430, 502792), (2448, 499095), (2754, 443640), (3060, 399276), (3240, 377094), (3672, 332730), (3697, 330480), (3888, 314245), (4080, 299457), (4131, 295760), (4590, 266184), (4860, 251396), (5508, 221820), (6120, 199638), (6480, 188547), (6885, 177456), (7344, 166365), (7394, 165240), (8262, 147880), (9180, 133092), (9720, 125698), (11016, 110910), (11091, 110160), (12240, 99819), (13770, 88728), (14788, 82620), (16524, 73940), (18360, 66546), (18485, 66096), (19440, 62849), (20655, 59152), (22032, 55455), (22182, 55080), (27540, 44364), (29576, 41310), (33048, 36970), (33273, 36720)]