21281684480

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{2593}}^1$

素因数の和:2854

約数の個数: 176

約数和(自身を含む): 58621494720

約数和(自身を除く): 37339810240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 229, 256, 280, 320, 448, 458, 512, 560, 640, 896, 916, 1024, 1120, 1145, 1280, 1603, 1792, 1832, 2240, 2290, 2560, 2593, 3206, 3584, 3664, 4480, 4580, 5120, 5186, 6412, 7168, 7328, 8015, 8960, 9160, 10372, 12824, 12965, 14656, 16030, 17920, 18151, 18320, 20744, 25648, 25930, 29312, 32060, 35840, 36302, 36640, 41488, 51296, 51860, 58624, 64120, 72604, 73280, 82976, 90755, 102592, 103720, 117248, 128240, 145208, 146560, 165952, 181510, 205184, 207440, 234496, 256480, 290416, 293120, 331904, 363020, 410368, 414880, 512960, 580832, 586240, 593797, 663808, 726040, 820736, 829760, 1025920, 1161664, 1172480, 1187594, 1327616, 1452080, 1641472, 1659520, 2051840, 2323328, 2375188, 2655232, 2904160, 2968985, 3319040, 4103680, 4156579, 4646656, 4750376, 5808320, 5937970, 6638080, 8207360, 8313158, 9293312, 9500752, 11616640, 11875940, 13276160, 16626316, 18586624, 19001504, 20782895, 23233280, 23751880, 33252632, 38003008, 41565790, 46466560, 47503760, 66505264, 76006016, 83131580, 92933120, 95007520, 133010528, 152012032, 166263160, 190015040, 266021056, 304024064, 332526320, 380030080, 532042112, 608048128, 665052640, 760060160, 1064084224, 1330105280, 1520120320, 2128168448, 2660210560, 3040240640, 4256336896, 5320421120, 10640842240, 21281684480]

約数ペア:

[(1, 21281684480), (2, 10640842240), (4, 5320421120), (5, 4256336896), (7, 3040240640), (8, 2660210560), (10, 2128168448), (14, 1520120320), (16, 1330105280), (20, 1064084224), (28, 760060160), (32, 665052640), (35, 608048128), (40, 532042112), (56, 380030080), (64, 332526320), (70, 304024064), (80, 266021056), (112, 190015040), (128, 166263160), (140, 152012032), (160, 133010528), (224, 95007520), (229, 92933120), (256, 83131580), (280, 76006016), (320, 66505264), (448, 47503760), (458, 46466560), (512, 41565790), (560, 38003008), (640, 33252632), (896, 23751880), (916, 23233280), (1024, 20782895), (1120, 19001504), (1145, 18586624), (1280, 16626316), (1603, 13276160), (1792, 11875940), (1832, 11616640), (2240, 9500752), (2290, 9293312), (2560, 8313158), (2593, 8207360), (3206, 6638080), (3584, 5937970), (3664, 5808320), (4480, 4750376), (4580, 4646656), (5120, 4156579), (5186, 4103680), (6412, 3319040), (7168, 2968985), (7328, 2904160), (8015, 2655232), (8960, 2375188), (9160, 2323328), (10372, 2051840), (12824, 1659520), (12965, 1641472), (14656, 1452080), (16030, 1327616), (17920, 1187594), (18151, 1172480), (18320, 1161664), (20744, 1025920), (25648, 829760), (25930, 820736), (29312, 726040), (32060, 663808), (35840, 593797), (36302, 586240), (36640, 580832), (41488, 512960), (51296, 414880), (51860, 410368), (58624, 363020), (64120, 331904), (72604, 293120), (73280, 290416), (82976, 256480), (90755, 234496), (102592, 207440), (103720, 205184), (117248, 181510), (128240, 165952), (145208, 146560)]