72219570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1$

素因数の和:332

約数の個数: 128

約数和(自身を含む): 200620800

約数和(自身を除く): 128401230

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 19, 29, 30, 34, 38, 51, 57, 58, 85, 87, 95, 102, 114, 145, 170, 174, 190, 255, 257, 285, 290, 323, 435, 493, 510, 514, 551, 570, 646, 771, 870, 969, 986, 1102, 1285, 1479, 1542, 1615, 1653, 1938, 2465, 2570, 2755, 2958, 3230, 3306, 3855, 4369, 4845, 4883, 4930, 5510, 7395, 7453, 7710, 8265, 8738, 9367, 9690, 9766, 13107, 14649, 14790, 14906, 16530, 18734, 21845, 22359, 24415, 26214, 28101, 29298, 37265, 43690, 44718, 46835, 48830, 56202, 65535, 73245, 74530, 83011, 93670, 111795, 126701, 131070, 140505, 141607, 146490, 166022, 223590, 249033, 253402, 281010, 283214, 380103, 415055, 424821, 498066, 633505, 708035, 760206, 830110, 849642, 1245165, 1267010, 1416070, 1900515, 2124105, 2407319, 2490330, 3801030, 4248210, 4814638, 7221957, 12036595, 14443914, 24073190, 36109785, 72219570]

約数ペア:

[(1, 72219570), (2, 36109785), (3, 24073190), (5, 14443914), (6, 12036595), (10, 7221957), (15, 4814638), (17, 4248210), (19, 3801030), (29, 2490330), (30, 2407319), (34, 2124105), (38, 1900515), (51, 1416070), (57, 1267010), (58, 1245165), (85, 849642), (87, 830110), (95, 760206), (102, 708035), (114, 633505), (145, 498066), (170, 424821), (174, 415055), (190, 380103), (255, 283214), (257, 281010), (285, 253402), (290, 249033), (323, 223590), (435, 166022), (493, 146490), (510, 141607), (514, 140505), (551, 131070), (570, 126701), (646, 111795), (771, 93670), (870, 83011), (969, 74530), (986, 73245), (1102, 65535), (1285, 56202), (1479, 48830), (1542, 46835), (1615, 44718), (1653, 43690), (1938, 37265), (2465, 29298), (2570, 28101), (2755, 26214), (2958, 24415), (3230, 22359), (3306, 21845), (3855, 18734), (4369, 16530), (4845, 14906), (4883, 14790), (4930, 14649), (5510, 13107), (7395, 9766), (7453, 9690), (7710, 9367), (8265, 8738)]