218533980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{241}}^1$

素因数の和:404

約数の個数: 192

約数和(自身を含む): 749371392

約数和(自身を除く): 530837412

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 127, 140, 170, 204, 210, 238, 241, 254, 255, 340, 357, 381, 420, 476, 482, 508, 510, 595, 635, 714, 723, 762, 889, 964, 1020, 1190, 1205, 1270, 1428, 1446, 1524, 1687, 1778, 1785, 1905, 2159, 2380, 2410, 2540, 2667, 2892, 3374, 3556, 3570, 3615, 3810, 4097, 4318, 4445, 4820, 5061, 5334, 6477, 6748, 7140, 7230, 7620, 8194, 8435, 8636, 8890, 10122, 10668, 10795, 12291, 12954, 13335, 14460, 15113, 16388, 16870, 17780, 20244, 20485, 21590, 24582, 25305, 25908, 26670, 28679, 30226, 30607, 32385, 33740, 40970, 43180, 45339, 49164, 50610, 53340, 57358, 60452, 61214, 61455, 64770, 75565, 81940, 86037, 90678, 91821, 101220, 114716, 122428, 122910, 129540, 143395, 151130, 153035, 172074, 181356, 183642, 214249, 226695, 245820, 286790, 302260, 306070, 344148, 367284, 428498, 430185, 453390, 459105, 520319, 573580, 612140, 642747, 856996, 860370, 906780, 918210, 1040638, 1071245, 1285494, 1560957, 1720740, 1836420, 2081276, 2142490, 2570988, 2601595, 3121914, 3213735, 3642233, 4284980, 5203190, 6243828, 6427470, 7284466, 7804785, 10406380, 10926699, 12854940, 14568932, 15609570, 18211165, 21853398, 31219140, 36422330, 43706796, 54633495, 72844660, 109266990, 218533980]

約数ペア:

[(1, 218533980), (2, 109266990), (3, 72844660), (4, 54633495), (5, 43706796), (6, 36422330), (7, 31219140), (10, 21853398), (12, 18211165), (14, 15609570), (15, 14568932), (17, 12854940), (20, 10926699), (21, 10406380), (28, 7804785), (30, 7284466), (34, 6427470), (35, 6243828), (42, 5203190), (51, 4284980), (60, 3642233), (68, 3213735), (70, 3121914), (84, 2601595), (85, 2570988), (102, 2142490), (105, 2081276), (119, 1836420), (127, 1720740), (140, 1560957), (170, 1285494), (204, 1071245), (210, 1040638), (238, 918210), (241, 906780), (254, 860370), (255, 856996), (340, 642747), (357, 612140), (381, 573580), (420, 520319), (476, 459105), (482, 453390), (508, 430185), (510, 428498), (595, 367284), (635, 344148), (714, 306070), (723, 302260), (762, 286790), (889, 245820), (964, 226695), (1020, 214249), (1190, 183642), (1205, 181356), (1270, 172074), (1428, 153035), (1446, 151130), (1524, 143395), (1687, 129540), (1778, 122910), (1785, 122428), (1905, 114716), (2159, 101220), (2380, 91821), (2410, 90678), (2540, 86037), (2667, 81940), (2892, 75565), (3374, 64770), (3556, 61455), (3570, 61214), (3615, 60452), (3810, 57358), (4097, 53340), (4318, 50610), (4445, 49164), (4820, 45339), (5061, 43180), (5334, 40970), (6477, 33740), (6748, 32385), (7140, 30607), (7230, 30226), (7620, 28679), (8194, 26670), (8435, 25908), (8636, 25305), (8890, 24582), (10122, 21590), (10668, 20485), (10795, 20244), (12291, 17780), (12954, 16870), (13335, 16388), (14460, 15113)]