72835140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{101}}^2$

素因数の和:238

約数の個数: 144

約数和(自身を含む): 249250176

約数和(自身を除く): 176415036

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, 101, 102, 105, 119, 140, 170, 202, 204, 210, 238, 255, 303, 340, 357, 404, 420, 476, 505, 510, 595, 606, 707, 714, 1010, 1020, 1190, 1212, 1414, 1428, 1515, 1717, 1785, 2020, 2121, 2380, 2828, 3030, 3434, 3535, 3570, 4242, 5151, 6060, 6868, 7070, 7140, 8484, 8585, 10201, 10302, 10605, 12019, 14140, 17170, 20402, 20604, 21210, 24038, 25755, 30603, 34340, 36057, 40804, 42420, 48076, 51005, 51510, 60095, 61206, 71407, 72114, 102010, 103020, 120190, 122412, 142814, 144228, 153015, 173417, 180285, 204020, 214221, 240380, 285628, 306030, 346834, 357035, 360570, 428442, 520251, 612060, 693668, 714070, 721140, 856884, 867085, 1040502, 1071105, 1213919, 1428140, 1734170, 2081004, 2142210, 2427838, 2601255, 3468340, 3641757, 4284420, 4855676, 5202510, 6069595, 7283514, 10405020, 12139190, 14567028, 18208785, 24278380, 36417570, 72835140]

約数ペア:

[(1, 72835140), (2, 36417570), (3, 24278380), (4, 18208785), (5, 14567028), (6, 12139190), (7, 10405020), (10, 7283514), (12, 6069595), (14, 5202510), (15, 4855676), (17, 4284420), (20, 3641757), (21, 3468340), (28, 2601255), (30, 2427838), (34, 2142210), (35, 2081004), (42, 1734170), (51, 1428140), (60, 1213919), (68, 1071105), (70, 1040502), (84, 867085), (85, 856884), (101, 721140), (102, 714070), (105, 693668), (119, 612060), (140, 520251), (170, 428442), (202, 360570), (204, 357035), (210, 346834), (238, 306030), (255, 285628), (303, 240380), (340, 214221), (357, 204020), (404, 180285), (420, 173417), (476, 153015), (505, 144228), (510, 142814), (595, 122412), (606, 120190), (707, 103020), (714, 102010), (1010, 72114), (1020, 71407), (1190, 61206), (1212, 60095), (1414, 51510), (1428, 51005), (1515, 48076), (1717, 42420), (1785, 40804), (2020, 36057), (2121, 34340), (2380, 30603), (2828, 25755), (3030, 24038), (3434, 21210), (3535, 20604), (3570, 20402), (4242, 17170), (5151, 14140), (6060, 12019), (6868, 10605), (7070, 10302), (7140, 10201), (8484, 8585)]