17951580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1$

素因数の和:244

約数の個数: 144

約数和(自身を含む): 59623200

約数和(自身を除く): 41671620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 29, 30, 36, 38, 45, 57, 58, 60, 76, 87, 90, 95, 114, 116, 145, 171, 174, 180, 181, 190, 228, 261, 285, 290, 342, 348, 362, 380, 435, 522, 543, 551, 570, 580, 684, 724, 855, 870, 905, 1044, 1086, 1102, 1140, 1305, 1629, 1653, 1710, 1740, 1810, 2172, 2204, 2610, 2715, 2755, 3258, 3306, 3420, 3439, 3620, 4959, 5220, 5249, 5430, 5510, 6516, 6612, 6878, 8145, 8265, 9918, 10317, 10498, 10860, 11020, 13756, 15747, 16290, 16530, 17195, 19836, 20634, 20996, 24795, 26245, 30951, 31494, 32580, 33060, 34390, 41268, 47241, 49590, 51585, 52490, 61902, 62988, 68780, 78735, 94482, 99180, 99731, 103170, 104980, 123804, 154755, 157470, 188964, 199462, 206340, 236205, 299193, 309510, 314940, 398924, 472410, 498655, 598386, 619020, 897579, 944820, 997310, 1196772, 1495965, 1795158, 1994620, 2991930, 3590316, 4487895, 5983860, 8975790, 17951580]

約数ペア:

[(1, 17951580), (2, 8975790), (3, 5983860), (4, 4487895), (5, 3590316), (6, 2991930), (9, 1994620), (10, 1795158), (12, 1495965), (15, 1196772), (18, 997310), (19, 944820), (20, 897579), (29, 619020), (30, 598386), (36, 498655), (38, 472410), (45, 398924), (57, 314940), (58, 309510), (60, 299193), (76, 236205), (87, 206340), (90, 199462), (95, 188964), (114, 157470), (116, 154755), (145, 123804), (171, 104980), (174, 103170), (180, 99731), (181, 99180), (190, 94482), (228, 78735), (261, 68780), (285, 62988), (290, 61902), (342, 52490), (348, 51585), (362, 49590), (380, 47241), (435, 41268), (522, 34390), (543, 33060), (551, 32580), (570, 31494), (580, 30951), (684, 26245), (724, 24795), (855, 20996), (870, 20634), (905, 19836), (1044, 17195), (1086, 16530), (1102, 16290), (1140, 15747), (1305, 13756), (1629, 11020), (1653, 10860), (1710, 10498), (1740, 10317), (1810, 9918), (2172, 8265), (2204, 8145), (2610, 6878), (2715, 6612), (2755, 6516), (3258, 5510), (3306, 5430), (3420, 5249), (3439, 5220), (3620, 4959)]