280417788

素因数分解:

$2^2\times 3^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1039}}^1$

素因数の和:1086

約数の個数: 180

約数和(自身を含む): 903782880

約数和(自身を除く): 623365092

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 27, 28, 34, 36, 42, 49, 51, 54, 63, 68, 81, 84, 98, 102, 108, 119, 126, 147, 153, 162, 189, 196, 204, 238, 252, 294, 306, 324, 357, 378, 441, 459, 476, 567, 588, 612, 714, 756, 833, 882, 918, 1039, 1071, 1134, 1323, 1377, 1428, 1666, 1764, 1836, 2078, 2142, 2268, 2499, 2646, 2754, 3117, 3213, 3332, 3969, 4156, 4284, 4998, 5292, 5508, 6234, 6426, 7273, 7497, 7938, 9351, 9639, 9996, 12468, 12852, 14546, 14994, 15876, 17663, 18702, 19278, 21819, 22491, 28053, 29092, 29988, 35326, 37404, 38556, 43638, 44982, 50911, 52989, 56106, 65457, 67473, 70652, 84159, 87276, 89964, 101822, 105978, 112212, 123641, 130914, 134946, 152733, 158967, 168318, 196371, 203644, 211956, 247282, 261828, 269892, 305466, 317934, 336636, 370923, 392742, 458199, 476901, 494564, 589113, 610932, 635868, 741846, 785484, 865487, 916398, 953802, 1112769, 1178226, 1374597, 1430703, 1483692, 1730974, 1832796, 1907604, 2225538, 2356452, 2596461, 2749194, 2861406, 3338307, 3461948, 4123791, 4451076, 5192922, 5498388, 5722812, 6676614, 7789383, 8247582, 10014921, 10385844, 13353228, 15578766, 16495164, 20029842, 23368149, 31157532, 40059684, 46736298, 70104447, 93472596, 140208894, 280417788]

約数ペア:

[(1, 280417788), (2, 140208894), (3, 93472596), (4, 70104447), (6, 46736298), (7, 40059684), (9, 31157532), (12, 23368149), (14, 20029842), (17, 16495164), (18, 15578766), (21, 13353228), (27, 10385844), (28, 10014921), (34, 8247582), (36, 7789383), (42, 6676614), (49, 5722812), (51, 5498388), (54, 5192922), (63, 4451076), (68, 4123791), (81, 3461948), (84, 3338307), (98, 2861406), (102, 2749194), (108, 2596461), (119, 2356452), (126, 2225538), (147, 1907604), (153, 1832796), (162, 1730974), (189, 1483692), (196, 1430703), (204, 1374597), (238, 1178226), (252, 1112769), (294, 953802), (306, 916398), (324, 865487), (357, 785484), (378, 741846), (441, 635868), (459, 610932), (476, 589113), (567, 494564), (588, 476901), (612, 458199), (714, 392742), (756, 370923), (833, 336636), (882, 317934), (918, 305466), (1039, 269892), (1071, 261828), (1134, 247282), (1323, 211956), (1377, 203644), (1428, 196371), (1666, 168318), (1764, 158967), (1836, 152733), (2078, 134946), (2142, 130914), (2268, 123641), (2499, 112212), (2646, 105978), (2754, 101822), (3117, 89964), (3213, 87276), (3332, 84159), (3969, 70652), (4156, 67473), (4284, 65457), (4998, 56106), (5292, 52989), (5508, 50911), (6234, 44982), (6426, 43638), (7273, 38556), (7497, 37404), (7938, 35326), (9351, 29988), (9639, 29092), (9996, 28053), (12468, 22491), (12852, 21819), (14546, 19278), (14994, 18702), (15876, 17663)]