4218760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:111

約数の個数: 128

約数和(自身を含む): 12499200

約数和(自身を除く): 8280440

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 35, 38, 40, 52, 56, 61, 65, 70, 76, 91, 95, 104, 122, 130, 133, 140, 152, 182, 190, 244, 247, 260, 266, 280, 305, 364, 380, 427, 455, 488, 494, 520, 532, 610, 665, 728, 760, 793, 854, 910, 988, 1064, 1159, 1220, 1235, 1330, 1586, 1708, 1729, 1820, 1976, 2135, 2318, 2440, 2470, 2660, 3172, 3416, 3458, 3640, 3965, 4270, 4636, 4940, 5320, 5551, 5795, 6344, 6916, 7930, 8113, 8540, 8645, 9272, 9880, 11102, 11590, 13832, 15067, 15860, 16226, 17080, 17290, 22204, 23180, 27755, 30134, 31720, 32452, 34580, 40565, 44408, 46360, 55510, 60268, 64904, 69160, 75335, 81130, 105469, 111020, 120536, 150670, 162260, 210938, 222040, 301340, 324520, 421876, 527345, 602680, 843752, 1054690, 2109380, 4218760]

約数ペア:

[(1, 4218760), (2, 2109380), (4, 1054690), (5, 843752), (7, 602680), (8, 527345), (10, 421876), (13, 324520), (14, 301340), (19, 222040), (20, 210938), (26, 162260), (28, 150670), (35, 120536), (38, 111020), (40, 105469), (52, 81130), (56, 75335), (61, 69160), (65, 64904), (70, 60268), (76, 55510), (91, 46360), (95, 44408), (104, 40565), (122, 34580), (130, 32452), (133, 31720), (140, 30134), (152, 27755), (182, 23180), (190, 22204), (244, 17290), (247, 17080), (260, 16226), (266, 15860), (280, 15067), (305, 13832), (364, 11590), (380, 11102), (427, 9880), (455, 9272), (488, 8645), (494, 8540), (520, 8113), (532, 7930), (610, 6916), (665, 6344), (728, 5795), (760, 5551), (793, 5320), (854, 4940), (910, 4636), (988, 4270), (1064, 3965), (1159, 3640), (1220, 3458), (1235, 3416), (1330, 3172), (1586, 2660), (1708, 2470), (1729, 2440), (1820, 2318), (1976, 2135)]