221422320

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{43933}}^1$

素因数の和:43959

約数の個数: 120

約数和(自身を含む): 849859296

約数和(自身を除く): 628436976

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 43933, 87866, 131799, 175732, 219665, 263598, 307531, 351464, 395397, 439330, 527196, 615062, 658995, 702928, 790794, 878660, 922593, 1054392, 1230124, 1317990, 1537655, 1581588, 1757320, 1845186, 1976985, 2108784, 2460248, 2635980, 2767779, 3075310, 3163176, 3514640, 3690372, 3953970, 4612965, 4920496, 5271960, 5535558, 6150620, 6326352, 7380744, 7907940, 9225930, 10543920, 11071116, 12301240, 13838895, 14761488, 15815880, 18451860, 22142232, 24602480, 27677790, 31631760, 36903720, 44284464, 55355580, 73807440, 110711160, 221422320]

約数ペア:

[(1, 221422320), (2, 110711160), (3, 73807440), (4, 55355580), (5, 44284464), (6, 36903720), (7, 31631760), (8, 27677790), (9, 24602480), (10, 22142232), (12, 18451860), (14, 15815880), (15, 14761488), (16, 13838895), (18, 12301240), (20, 11071116), (21, 10543920), (24, 9225930), (28, 7907940), (30, 7380744), (35, 6326352), (36, 6150620), (40, 5535558), (42, 5271960), (45, 4920496), (48, 4612965), (56, 3953970), (60, 3690372), (63, 3514640), (70, 3163176), (72, 3075310), (80, 2767779), (84, 2635980), (90, 2460248), (105, 2108784), (112, 1976985), (120, 1845186), (126, 1757320), (140, 1581588), (144, 1537655), (168, 1317990), (180, 1230124), (210, 1054392), (240, 922593), (252, 878660), (280, 790794), (315, 702928), (336, 658995), (360, 615062), (420, 527196), (504, 439330), (560, 395397), (630, 351464), (720, 307531), (840, 263598), (1008, 219665), (1260, 175732), (1680, 131799), (2520, 87866), (5040, 43933)]