80550120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:157

約数の個数: 256

約数和(自身を含む): 299520000

約数和(自身を除く): 218969880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 49, 56, 57, 60, 70, 76, 84, 95, 98, 103, 105, 114, 120, 133, 140, 147, 152, 168, 190, 196, 206, 210, 228, 245, 266, 280, 285, 294, 309, 343, 380, 392, 399, 412, 420, 456, 490, 515, 532, 570, 588, 618, 665, 686, 721, 735, 760, 798, 824, 840, 931, 980, 1029, 1030, 1064, 1140, 1176, 1236, 1330, 1372, 1442, 1470, 1545, 1596, 1715, 1862, 1957, 1960, 1995, 2058, 2060, 2163, 2280, 2472, 2660, 2744, 2793, 2884, 2940, 3090, 3192, 3430, 3605, 3724, 3914, 3990, 4116, 4120, 4326, 4655, 5047, 5145, 5320, 5586, 5768, 5871, 5880, 6180, 6517, 6860, 7210, 7448, 7828, 7980, 8232, 8652, 9310, 9785, 10094, 10290, 10815, 11172, 11742, 12360, 13034, 13699, 13720, 13965, 14420, 15141, 15656, 15960, 17304, 18620, 19551, 19570, 20188, 20580, 21630, 22344, 23484, 25235, 26068, 27398, 27930, 28840, 29355, 30282, 32585, 35329, 37240, 39102, 39140, 40376, 41097, 41160, 43260, 46968, 50470, 52136, 54796, 55860, 58710, 60564, 65170, 68495, 70658, 75705, 78204, 78280, 82194, 86520, 95893, 97755, 100940, 105987, 109592, 111720, 117420, 121128, 130340, 136990, 141316, 151410, 156408, 164388, 176645, 191786, 195510, 201880, 205485, 211974, 234840, 260680, 273980, 282632, 287679, 302820, 328776, 353290, 383572, 391020, 410970, 423948, 479465, 529935, 547960, 575358, 605640, 671251, 706580, 767144, 782040, 821940, 847896, 958930, 1059870, 1150716, 1342502, 1413160, 1438395, 1643880, 1917860, 2013753, 2119740, 2301432, 2685004, 2876790, 3356255, 3835720, 4027506, 4239480, 5370008, 5753580, 6712510, 8055012, 10068765, 11507160, 13425020, 16110024, 20137530, 26850040, 40275060, 80550120]

約数ペア:

[(1, 80550120), (2, 40275060), (3, 26850040), (4, 20137530), (5, 16110024), (6, 13425020), (7, 11507160), (8, 10068765), (10, 8055012), (12, 6712510), (14, 5753580), (15, 5370008), (19, 4239480), (20, 4027506), (21, 3835720), (24, 3356255), (28, 2876790), (30, 2685004), (35, 2301432), (38, 2119740), (40, 2013753), (42, 1917860), (49, 1643880), (56, 1438395), (57, 1413160), (60, 1342502), (70, 1150716), (76, 1059870), (84, 958930), (95, 847896), (98, 821940), (103, 782040), (105, 767144), (114, 706580), (120, 671251), (133, 605640), (140, 575358), (147, 547960), (152, 529935), (168, 479465), (190, 423948), (196, 410970), (206, 391020), (210, 383572), (228, 353290), (245, 328776), (266, 302820), (280, 287679), (285, 282632), (294, 273980), (309, 260680), (343, 234840), (380, 211974), (392, 205485), (399, 201880), (412, 195510), (420, 191786), (456, 176645), (490, 164388), (515, 156408), (532, 151410), (570, 141316), (588, 136990), (618, 130340), (665, 121128), (686, 117420), (721, 111720), (735, 109592), (760, 105987), (798, 100940), (824, 97755), (840, 95893), (931, 86520), (980, 82194), (1029, 78280), (1030, 78204), (1064, 75705), (1140, 70658), (1176, 68495), (1236, 65170), (1330, 60564), (1372, 58710), (1442, 55860), (1470, 54796), (1545, 52136), (1596, 50470), (1715, 46968), (1862, 43260), (1957, 41160), (1960, 41097), (1995, 40376), (2058, 39140), (2060, 39102), (2163, 37240), (2280, 35329), (2472, 32585), (2660, 30282), (2744, 29355), (2793, 28840), (2884, 27930), (2940, 27398), (3090, 26068), (3192, 25235), (3430, 23484), (3605, 22344), (3724, 21630), (3914, 20580), (3990, 20188), (4116, 19570), (4120, 19551), (4326, 18620), (4655, 17304), (5047, 15960), (5145, 15656), (5320, 15141), (5586, 14420), (5768, 13965), (5871, 13720), (5880, 13699), (6180, 13034), (6517, 12360), (6860, 11742), (7210, 11172), (7448, 10815), (7828, 10290), (7980, 10094), (8232, 9785), (8652, 9310)]