64891080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1$

素因数の和:268

約数の個数: 192

約数和(自身を含む): 227448000

約数和(自身を除く): 162556920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 53, 57, 60, 72, 76, 90, 95, 106, 114, 120, 152, 159, 171, 179, 180, 190, 212, 228, 265, 285, 318, 342, 358, 360, 380, 424, 456, 477, 530, 537, 570, 636, 684, 716, 760, 795, 855, 895, 954, 1007, 1060, 1074, 1140, 1272, 1368, 1432, 1590, 1611, 1710, 1790, 1908, 2014, 2120, 2148, 2280, 2385, 2685, 3021, 3180, 3222, 3401, 3420, 3580, 3816, 4028, 4296, 4770, 5035, 5370, 6042, 6360, 6444, 6802, 6840, 7160, 8055, 8056, 9063, 9487, 9540, 10070, 10203, 10740, 12084, 12888, 13604, 15105, 16110, 17005, 18126, 18974, 19080, 20140, 20406, 21480, 24168, 27208, 28461, 30210, 30609, 32220, 34010, 36252, 37948, 40280, 40812, 45315, 47435, 51015, 56922, 60420, 61218, 64440, 68020, 72504, 75896, 81624, 85383, 90630, 94870, 102030, 113844, 120840, 122436, 136040, 142305, 153045, 170766, 180253, 181260, 189740, 204060, 227688, 244872, 284610, 306090, 341532, 360506, 362520, 379480, 408120, 426915, 540759, 569220, 612180, 683064, 721012, 853830, 901265, 1081518, 1138440, 1224360, 1442024, 1622277, 1707660, 1802530, 2163036, 2703795, 3244554, 3415320, 3605060, 4326072, 5407590, 6489108, 7210120, 8111385, 10815180, 12978216, 16222770, 21630360, 32445540, 64891080]

約数ペア:

[(1, 64891080), (2, 32445540), (3, 21630360), (4, 16222770), (5, 12978216), (6, 10815180), (8, 8111385), (9, 7210120), (10, 6489108), (12, 5407590), (15, 4326072), (18, 3605060), (19, 3415320), (20, 3244554), (24, 2703795), (30, 2163036), (36, 1802530), (38, 1707660), (40, 1622277), (45, 1442024), (53, 1224360), (57, 1138440), (60, 1081518), (72, 901265), (76, 853830), (90, 721012), (95, 683064), (106, 612180), (114, 569220), (120, 540759), (152, 426915), (159, 408120), (171, 379480), (179, 362520), (180, 360506), (190, 341532), (212, 306090), (228, 284610), (265, 244872), (285, 227688), (318, 204060), (342, 189740), (358, 181260), (360, 180253), (380, 170766), (424, 153045), (456, 142305), (477, 136040), (530, 122436), (537, 120840), (570, 113844), (636, 102030), (684, 94870), (716, 90630), (760, 85383), (795, 81624), (855, 75896), (895, 72504), (954, 68020), (1007, 64440), (1060, 61218), (1074, 60420), (1140, 56922), (1272, 51015), (1368, 47435), (1432, 45315), (1590, 40812), (1611, 40280), (1710, 37948), (1790, 36252), (1908, 34010), (2014, 32220), (2120, 30609), (2148, 30210), (2280, 28461), (2385, 27208), (2685, 24168), (3021, 21480), (3180, 20406), (3222, 20140), (3401, 19080), (3420, 18974), (3580, 18126), (3816, 17005), (4028, 16110), (4296, 15105), (4770, 13604), (5035, 12888), (5370, 12084), (6042, 10740), (6360, 10203), (6444, 10070), (6802, 9540), (6840, 9487), (7160, 9063), (8055, 8056)]