2904720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:62

約数の個数: 240

約数和(自身を含む): 11874240

約数和(自身を除く): 8969520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 19, 20, 21, 24, 26, 28, 30, 35, 38, 39, 40, 42, 48, 49, 52, 56, 57, 60, 65, 70, 76, 78, 80, 84, 91, 95, 98, 104, 105, 112, 114, 120, 130, 133, 140, 147, 152, 156, 168, 182, 190, 195, 196, 208, 210, 228, 240, 245, 247, 260, 266, 273, 280, 285, 294, 304, 312, 336, 364, 380, 390, 392, 399, 420, 455, 456, 490, 494, 520, 532, 546, 560, 570, 588, 624, 637, 665, 728, 735, 741, 760, 780, 784, 798, 840, 910, 912, 931, 980, 988, 1040, 1064, 1092, 1140, 1176, 1235, 1274, 1330, 1365, 1456, 1470, 1482, 1520, 1560, 1596, 1680, 1729, 1820, 1862, 1911, 1960, 1976, 1995, 2128, 2184, 2280, 2352, 2470, 2548, 2660, 2730, 2793, 2940, 2964, 3120, 3185, 3192, 3458, 3640, 3705, 3724, 3822, 3920, 3952, 3990, 4368, 4560, 4655, 4940, 5096, 5187, 5320, 5460, 5586, 5880, 5928, 6370, 6384, 6916, 7280, 7410, 7448, 7644, 7980, 8645, 9310, 9555, 9880, 10192, 10374, 10640, 10920, 11172, 11760, 11856, 12103, 12740, 13832, 13965, 14820, 14896, 15288, 15960, 17290, 18620, 19110, 19760, 20748, 21840, 22344, 24206, 25480, 25935, 27664, 27930, 29640, 30576, 31920, 34580, 36309, 37240, 38220, 41496, 44688, 48412, 50960, 51870, 55860, 59280, 60515, 69160, 72618, 74480, 76440, 82992, 96824, 103740, 111720, 121030, 138320, 145236, 152880, 181545, 193648, 207480, 223440, 242060, 290472, 363090, 414960, 484120, 580944, 726180, 968240, 1452360, 2904720]

約数ペア:

[(1, 2904720), (2, 1452360), (3, 968240), (4, 726180), (5, 580944), (6, 484120), (7, 414960), (8, 363090), (10, 290472), (12, 242060), (13, 223440), (14, 207480), (15, 193648), (16, 181545), (19, 152880), (20, 145236), (21, 138320), (24, 121030), (26, 111720), (28, 103740), (30, 96824), (35, 82992), (38, 76440), (39, 74480), (40, 72618), (42, 69160), (48, 60515), (49, 59280), (52, 55860), (56, 51870), (57, 50960), (60, 48412), (65, 44688), (70, 41496), (76, 38220), (78, 37240), (80, 36309), (84, 34580), (91, 31920), (95, 30576), (98, 29640), (104, 27930), (105, 27664), (112, 25935), (114, 25480), (120, 24206), (130, 22344), (133, 21840), (140, 20748), (147, 19760), (152, 19110), (156, 18620), (168, 17290), (182, 15960), (190, 15288), (195, 14896), (196, 14820), (208, 13965), (210, 13832), (228, 12740), (240, 12103), (245, 11856), (247, 11760), (260, 11172), (266, 10920), (273, 10640), (280, 10374), (285, 10192), (294, 9880), (304, 9555), (312, 9310), (336, 8645), (364, 7980), (380, 7644), (390, 7448), (392, 7410), (399, 7280), (420, 6916), (455, 6384), (456, 6370), (490, 5928), (494, 5880), (520, 5586), (532, 5460), (546, 5320), (560, 5187), (570, 5096), (588, 4940), (624, 4655), (637, 4560), (665, 4368), (728, 3990), (735, 3952), (741, 3920), (760, 3822), (780, 3724), (784, 3705), (798, 3640), (840, 3458), (910, 3192), (912, 3185), (931, 3120), (980, 2964), (988, 2940), (1040, 2793), (1064, 2730), (1092, 2660), (1140, 2548), (1176, 2470), (1235, 2352), (1274, 2280), (1330, 2184), (1365, 2128), (1456, 1995), (1470, 1976), (1482, 1960), (1520, 1911), (1560, 1862), (1596, 1820), (1680, 1729)]