238860720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{571}}^1$

素因数の和:680

約数の個数: 240

約数和(自身を含む): 929440512

約数和(自身を除く): 690579792

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 83, 84, 90, 105, 112, 120, 126, 140, 144, 166, 168, 180, 210, 240, 249, 252, 280, 315, 332, 336, 360, 415, 420, 498, 504, 560, 571, 581, 630, 664, 720, 747, 830, 840, 996, 1008, 1142, 1162, 1245, 1260, 1328, 1494, 1660, 1680, 1713, 1743, 1992, 2284, 2324, 2490, 2520, 2855, 2905, 2988, 3320, 3426, 3486, 3735, 3984, 3997, 4568, 4648, 4980, 5040, 5139, 5229, 5710, 5810, 5976, 6640, 6852, 6972, 7470, 7994, 8565, 8715, 9136, 9296, 9960, 10278, 10458, 11420, 11620, 11952, 11991, 13704, 13944, 14940, 15988, 17130, 17430, 19920, 19985, 20556, 20916, 22840, 23240, 23982, 25695, 26145, 27408, 27888, 29880, 31976, 34260, 34860, 35973, 39970, 41112, 41832, 45680, 46480, 47393, 47964, 51390, 52290, 59760, 59955, 63952, 68520, 69720, 71946, 79940, 82224, 83664, 94786, 95928, 102780, 104580, 119910, 137040, 139440, 142179, 143892, 159880, 179865, 189572, 191856, 205560, 209160, 236965, 239820, 284358, 287784, 319760, 331751, 359730, 379144, 411120, 418320, 426537, 473930, 479640, 568716, 575568, 663502, 710895, 719460, 758288, 853074, 947860, 959280, 995253, 1137432, 1327004, 1421790, 1438920, 1658755, 1706148, 1895720, 1990506, 2132685, 2274864, 2654008, 2843580, 2877840, 2985759, 3317510, 3412296, 3791440, 3981012, 4265370, 4976265, 5308016, 5687160, 5971518, 6635020, 6824592, 7962024, 8530740, 9952530, 11374320, 11943036, 13270040, 14928795, 15924048, 17061480, 19905060, 23886072, 26540080, 29857590, 34122960, 39810120, 47772144, 59715180, 79620240, 119430360, 238860720]

約数ペア:

[(1, 238860720), (2, 119430360), (3, 79620240), (4, 59715180), (5, 47772144), (6, 39810120), (7, 34122960), (8, 29857590), (9, 26540080), (10, 23886072), (12, 19905060), (14, 17061480), (15, 15924048), (16, 14928795), (18, 13270040), (20, 11943036), (21, 11374320), (24, 9952530), (28, 8530740), (30, 7962024), (35, 6824592), (36, 6635020), (40, 5971518), (42, 5687160), (45, 5308016), (48, 4976265), (56, 4265370), (60, 3981012), (63, 3791440), (70, 3412296), (72, 3317510), (80, 2985759), (83, 2877840), (84, 2843580), (90, 2654008), (105, 2274864), (112, 2132685), (120, 1990506), (126, 1895720), (140, 1706148), (144, 1658755), (166, 1438920), (168, 1421790), (180, 1327004), (210, 1137432), (240, 995253), (249, 959280), (252, 947860), (280, 853074), (315, 758288), (332, 719460), (336, 710895), (360, 663502), (415, 575568), (420, 568716), (498, 479640), (504, 473930), (560, 426537), (571, 418320), (581, 411120), (630, 379144), (664, 359730), (720, 331751), (747, 319760), (830, 287784), (840, 284358), (996, 239820), (1008, 236965), (1142, 209160), (1162, 205560), (1245, 191856), (1260, 189572), (1328, 179865), (1494, 159880), (1660, 143892), (1680, 142179), (1713, 139440), (1743, 137040), (1992, 119910), (2284, 104580), (2324, 102780), (2490, 95928), (2520, 94786), (2855, 83664), (2905, 82224), (2988, 79940), (3320, 71946), (3426, 69720), (3486, 68520), (3735, 63952), (3984, 59955), (3997, 59760), (4568, 52290), (4648, 51390), (4980, 47964), (5040, 47393), (5139, 46480), (5229, 45680), (5710, 41832), (5810, 41112), (5976, 39970), (6640, 35973), (6852, 34860), (6972, 34260), (7470, 31976), (7994, 29880), (8565, 27888), (8715, 27408), (9136, 26145), (9296, 25695), (9960, 23982), (10278, 23240), (10458, 22840), (11420, 20916), (11620, 20556), (11952, 19985), (11991, 19920), (13704, 17430), (13944, 17130), (14940, 15988)]