280189080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{41}}^2\times {\mathrm{463}}^1$

素因数の和:562

約数の個数: 144

約数和(自身を含む): 935382240

約数和(自身を除く): 655193160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 41, 45, 60, 72, 82, 90, 120, 123, 164, 180, 205, 246, 328, 360, 369, 410, 463, 492, 615, 738, 820, 926, 984, 1230, 1389, 1476, 1640, 1681, 1845, 1852, 2315, 2460, 2778, 2952, 3362, 3690, 3704, 4167, 4630, 4920, 5043, 5556, 6724, 6945, 7380, 8334, 8405, 9260, 10086, 11112, 13448, 13890, 14760, 15129, 16668, 16810, 18520, 18983, 20172, 20835, 25215, 27780, 30258, 33336, 33620, 37966, 40344, 41670, 50430, 55560, 56949, 60516, 67240, 75645, 75932, 83340, 94915, 100860, 113898, 121032, 151290, 151864, 166680, 170847, 189830, 201720, 227796, 284745, 302580, 341694, 379660, 455592, 569490, 605160, 683388, 759320, 778303, 854235, 1138980, 1366776, 1556606, 1708470, 2277960, 2334909, 3113212, 3416940, 3891515, 4669818, 6226424, 6833880, 7004727, 7783030, 9339636, 11674545, 14009454, 15566060, 18679272, 23349090, 28018908, 31132120, 35023635, 46698180, 56037816, 70047270, 93396360, 140094540, 280189080]

約数ペア:

[(1, 280189080), (2, 140094540), (3, 93396360), (4, 70047270), (5, 56037816), (6, 46698180), (8, 35023635), (9, 31132120), (10, 28018908), (12, 23349090), (15, 18679272), (18, 15566060), (20, 14009454), (24, 11674545), (30, 9339636), (36, 7783030), (40, 7004727), (41, 6833880), (45, 6226424), (60, 4669818), (72, 3891515), (82, 3416940), (90, 3113212), (120, 2334909), (123, 2277960), (164, 1708470), (180, 1556606), (205, 1366776), (246, 1138980), (328, 854235), (360, 778303), (369, 759320), (410, 683388), (463, 605160), (492, 569490), (615, 455592), (738, 379660), (820, 341694), (926, 302580), (984, 284745), (1230, 227796), (1389, 201720), (1476, 189830), (1640, 170847), (1681, 166680), (1845, 151864), (1852, 151290), (2315, 121032), (2460, 113898), (2778, 100860), (2952, 94915), (3362, 83340), (3690, 75932), (3704, 75645), (4167, 67240), (4630, 60516), (4920, 56949), (5043, 55560), (5556, 50430), (6724, 41670), (6945, 40344), (7380, 37966), (8334, 33620), (8405, 33336), (9260, 30258), (10086, 27780), (11112, 25215), (13448, 20835), (13890, 20172), (14760, 18983), (15129, 18520), (16668, 16810)]