72174480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{42961}}^1$

素因数の和:42984

約数の個数: 80

約数和(自身を含む): 255709824

約数和(自身を除く): 183535344

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 42961, 85922, 128883, 171844, 214805, 257766, 300727, 343688, 429610, 515532, 601454, 644415, 687376, 859220, 902181, 1031064, 1202908, 1288830, 1503635, 1718440, 1804362, 2062128, 2405816, 2577660, 3007270, 3436880, 3608724, 4510905, 4811632, 5155320, 6014540, 7217448, 9021810, 10310640, 12029080, 14434896, 18043620, 24058160, 36087240, 72174480]

約数ペア:

[(1, 72174480), (2, 36087240), (3, 24058160), (4, 18043620), (5, 14434896), (6, 12029080), (7, 10310640), (8, 9021810), (10, 7217448), (12, 6014540), (14, 5155320), (15, 4811632), (16, 4510905), (20, 3608724), (21, 3436880), (24, 3007270), (28, 2577660), (30, 2405816), (35, 2062128), (40, 1804362), (42, 1718440), (48, 1503635), (56, 1288830), (60, 1202908), (70, 1031064), (80, 902181), (84, 859220), (105, 687376), (112, 644415), (120, 601454), (140, 515532), (168, 429610), (210, 343688), (240, 300727), (280, 257766), (336, 214805), (420, 171844), (560, 128883), (840, 85922), (1680, 42961)]