71407140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:246

約数の個数: 192

約数和(自身を含む): 247048704

約数和(自身を除く): 175641564

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, 73, 84, 85, 102, 105, 119, 137, 140, 146, 170, 204, 210, 219, 238, 255, 274, 292, 340, 357, 365, 411, 420, 438, 476, 510, 511, 548, 595, 685, 714, 730, 822, 876, 959, 1020, 1022, 1095, 1190, 1241, 1370, 1428, 1460, 1533, 1644, 1785, 1918, 2044, 2055, 2190, 2329, 2380, 2482, 2555, 2740, 2877, 3066, 3570, 3723, 3836, 4110, 4380, 4658, 4795, 4964, 5110, 5754, 6132, 6205, 6987, 7140, 7446, 7665, 8220, 8687, 9316, 9590, 10001, 10220, 11508, 11645, 12410, 13974, 14385, 14892, 15330, 16303, 17374, 18615, 19180, 20002, 23290, 24820, 26061, 27948, 28770, 30003, 30660, 32606, 34748, 34935, 37230, 40004, 43435, 46580, 48909, 50005, 52122, 57540, 60006, 65212, 69870, 70007, 74460, 81515, 86870, 97818, 100010, 104244, 120012, 130305, 139740, 140014, 150015, 163030, 170017, 173740, 195636, 200020, 210021, 244545, 260610, 280028, 300030, 326060, 340034, 350035, 420042, 489090, 510051, 521220, 600060, 680068, 700070, 840084, 850085, 978180, 1020102, 1050105, 1190119, 1400140, 1700170, 2040204, 2100210, 2380238, 2550255, 3400340, 3570357, 4200420, 4760476, 5100510, 5950595, 7140714, 10201020, 11901190, 14281428, 17851785, 23802380, 35703570, 71407140]

約数ペア:

[(1, 71407140), (2, 35703570), (3, 23802380), (4, 17851785), (5, 14281428), (6, 11901190), (7, 10201020), (10, 7140714), (12, 5950595), (14, 5100510), (15, 4760476), (17, 4200420), (20, 3570357), (21, 3400340), (28, 2550255), (30, 2380238), (34, 2100210), (35, 2040204), (42, 1700170), (51, 1400140), (60, 1190119), (68, 1050105), (70, 1020102), (73, 978180), (84, 850085), (85, 840084), (102, 700070), (105, 680068), (119, 600060), (137, 521220), (140, 510051), (146, 489090), (170, 420042), (204, 350035), (210, 340034), (219, 326060), (238, 300030), (255, 280028), (274, 260610), (292, 244545), (340, 210021), (357, 200020), (365, 195636), (411, 173740), (420, 170017), (438, 163030), (476, 150015), (510, 140014), (511, 139740), (548, 130305), (595, 120012), (685, 104244), (714, 100010), (730, 97818), (822, 86870), (876, 81515), (959, 74460), (1020, 70007), (1022, 69870), (1095, 65212), (1190, 60006), (1241, 57540), (1370, 52122), (1428, 50005), (1460, 48909), (1533, 46580), (1644, 43435), (1785, 40004), (1918, 37230), (2044, 34935), (2055, 34748), (2190, 32606), (2329, 30660), (2380, 30003), (2482, 28770), (2555, 27948), (2740, 26061), (2877, 24820), (3066, 23290), (3570, 20002), (3723, 19180), (3836, 18615), (4110, 17374), (4380, 16303), (4658, 15330), (4795, 14892), (4964, 14385), (5110, 13974), (5754, 12410), (6132, 11645), (6205, 11508), (6987, 10220), (7140, 10001), (7446, 9590), (7665, 9316), (8220, 8687)]