20217963360

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{72497}}^1$

素因数の和:72605

約数の個数: 192

約数和(自身を含む): 73662607872

約数和(自身を除く): 53444644512

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 83, 84, 96, 105, 112, 120, 140, 160, 166, 168, 210, 224, 240, 249, 280, 332, 336, 415, 420, 480, 498, 560, 581, 664, 672, 830, 840, 996, 1120, 1162, 1245, 1328, 1660, 1680, 1743, 1992, 2324, 2490, 2656, 2905, 3320, 3360, 3486, 3984, 4648, 4980, 5810, 6640, 6972, 7968, 8715, 9296, 9960, 11620, 13280, 13944, 17430, 18592, 19920, 23240, 27888, 34860, 39840, 46480, 55776, 69720, 72497, 92960, 139440, 144994, 217491, 278880, 289988, 362485, 434982, 507479, 579976, 724970, 869964, 1014958, 1087455, 1159952, 1449940, 1522437, 1739928, 2029916, 2174910, 2319904, 2537395, 2899880, 3044874, 3479856, 4059832, 4349820, 5074790, 5799760, 6017251, 6089748, 6959712, 7612185, 8119664, 8699640, 10149580, 11599520, 12034502, 12179496, 15224370, 16239328, 17399280, 18051753, 20299160, 24069004, 24358992, 30086255, 30448740, 34798560, 36103506, 40598320, 42120757, 48138008, 48717984, 60172510, 60897480, 72207012, 81196640, 84241514, 90258765, 96276016, 120345020, 121794960, 126362271, 144414024, 168483028, 180517530, 192552032, 210603785, 240690040, 243589920, 252724542, 288828048, 336966056, 361035060, 421207570, 481380080, 505449084, 577656096, 631811355, 673932112, 722070120, 842415140, 962760160, 1010898168, 1263622710, 1347864224, 1444140240, 1684830280, 2021796336, 2527245420, 2888280480, 3369660560, 4043592672, 5054490840, 6739321120, 10108981680, 20217963360]

約数ペア:

[(1, 20217963360), (2, 10108981680), (3, 6739321120), (4, 5054490840), (5, 4043592672), (6, 3369660560), (7, 2888280480), (8, 2527245420), (10, 2021796336), (12, 1684830280), (14, 1444140240), (15, 1347864224), (16, 1263622710), (20, 1010898168), (21, 962760160), (24, 842415140), (28, 722070120), (30, 673932112), (32, 631811355), (35, 577656096), (40, 505449084), (42, 481380080), (48, 421207570), (56, 361035060), (60, 336966056), (70, 288828048), (80, 252724542), (83, 243589920), (84, 240690040), (96, 210603785), (105, 192552032), (112, 180517530), (120, 168483028), (140, 144414024), (160, 126362271), (166, 121794960), (168, 120345020), (210, 96276016), (224, 90258765), (240, 84241514), (249, 81196640), (280, 72207012), (332, 60897480), (336, 60172510), (415, 48717984), (420, 48138008), (480, 42120757), (498, 40598320), (560, 36103506), (581, 34798560), (664, 30448740), (672, 30086255), (830, 24358992), (840, 24069004), (996, 20299160), (1120, 18051753), (1162, 17399280), (1245, 16239328), (1328, 15224370), (1660, 12179496), (1680, 12034502), (1743, 11599520), (1992, 10149580), (2324, 8699640), (2490, 8119664), (2656, 7612185), (2905, 6959712), (3320, 6089748), (3360, 6017251), (3486, 5799760), (3984, 5074790), (4648, 4349820), (4980, 4059832), (5810, 3479856), (6640, 3044874), (6972, 2899880), (7968, 2537395), (8715, 2319904), (9296, 2174910), (9960, 2029916), (11620, 1739928), (13280, 1522437), (13944, 1449940), (17430, 1159952), (18592, 1087455), (19920, 1014958), (23240, 869964), (27888, 724970), (34860, 579976), (39840, 507479), (46480, 434982), (55776, 362485), (69720, 289988), (72497, 278880), (92960, 217491), (139440, 144994)]