263491228

素因数分解:

$2^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1$

素因数の和:145

約数の個数: 192

約数和(自身を含む): 677376000

約数和(自身を除く): 413884772

約数列:

[1, 2, 4, 7, 11, 13, 14, 17, 22, 26, 28, 34, 44, 49, 52, 68, 77, 79, 91, 98, 119, 143, 154, 158, 182, 187, 196, 221, 238, 286, 308, 316, 343, 364, 374, 442, 476, 539, 553, 572, 637, 686, 748, 833, 869, 884, 1001, 1027, 1078, 1106, 1274, 1309, 1343, 1372, 1547, 1666, 1738, 2002, 2054, 2156, 2212, 2431, 2548, 2618, 2686, 3094, 3332, 3476, 3773, 3871, 4004, 4108, 4459, 4862, 5236, 5372, 5831, 6083, 6188, 7007, 7189, 7546, 7742, 8918, 9163, 9401, 9724, 10829, 11297, 11662, 12166, 14014, 14378, 14773, 15092, 15484, 17017, 17459, 17836, 18326, 18802, 21658, 22594, 23324, 24332, 27097, 28028, 28756, 29546, 34034, 34918, 36652, 37604, 42581, 43316, 45188, 49049, 50323, 54194, 59092, 64141, 65807, 68068, 69836, 75803, 79079, 85162, 98098, 100646, 103411, 108388, 119119, 122213, 128282, 131614, 151606, 158158, 170324, 192049, 196196, 201292, 206822, 238238, 244426, 256564, 263228, 298067, 303212, 316316, 352261, 384098, 413644, 460649, 476476, 488852, 553553, 596134, 704522, 723877, 768196, 833833, 855491, 921298, 1107106, 1192268, 1344343, 1409044, 1447754, 1667666, 1710982, 1842596, 2214212, 2688686, 2895508, 3335332, 3421964, 3874871, 5067139, 5377372, 5988437, 7749742, 9410401, 10134278, 11976874, 15499484, 18820802, 20268556, 23953748, 37641604, 65872807, 131745614, 263491228]

約数ペア:

[(1, 263491228), (2, 131745614), (4, 65872807), (7, 37641604), (11, 23953748), (13, 20268556), (14, 18820802), (17, 15499484), (22, 11976874), (26, 10134278), (28, 9410401), (34, 7749742), (44, 5988437), (49, 5377372), (52, 5067139), (68, 3874871), (77, 3421964), (79, 3335332), (91, 2895508), (98, 2688686), (119, 2214212), (143, 1842596), (154, 1710982), (158, 1667666), (182, 1447754), (187, 1409044), (196, 1344343), (221, 1192268), (238, 1107106), (286, 921298), (308, 855491), (316, 833833), (343, 768196), (364, 723877), (374, 704522), (442, 596134), (476, 553553), (539, 488852), (553, 476476), (572, 460649), (637, 413644), (686, 384098), (748, 352261), (833, 316316), (869, 303212), (884, 298067), (1001, 263228), (1027, 256564), (1078, 244426), (1106, 238238), (1274, 206822), (1309, 201292), (1343, 196196), (1372, 192049), (1547, 170324), (1666, 158158), (1738, 151606), (2002, 131614), (2054, 128282), (2156, 122213), (2212, 119119), (2431, 108388), (2548, 103411), (2618, 100646), (2686, 98098), (3094, 85162), (3332, 79079), (3476, 75803), (3773, 69836), (3871, 68068), (4004, 65807), (4108, 64141), (4459, 59092), (4862, 54194), (5236, 50323), (5372, 49049), (5831, 45188), (6083, 43316), (6188, 42581), (7007, 37604), (7189, 36652), (7546, 34918), (7742, 34034), (8918, 29546), (9163, 28756), (9401, 28028), (9724, 27097), (10829, 24332), (11297, 23324), (11662, 22594), (12166, 21658), (14014, 18802), (14378, 18326), (14773, 17836), (15092, 17459), (15484, 17017)]