74400900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{499}}^1$

素因数の和:594

約数の個数: 144

約数和(自身を含む): 249984000

約数和(自身を除く): 175583100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 71, 75, 84, 100, 105, 140, 142, 150, 175, 210, 213, 284, 300, 350, 355, 420, 426, 497, 499, 525, 700, 710, 852, 994, 998, 1050, 1065, 1420, 1491, 1497, 1775, 1988, 1996, 2100, 2130, 2485, 2495, 2982, 2994, 3493, 3550, 4260, 4970, 4990, 5325, 5964, 5988, 6986, 7100, 7455, 7485, 9940, 9980, 10479, 10650, 12425, 12475, 13972, 14910, 14970, 17465, 20958, 21300, 24850, 24950, 29820, 29940, 34930, 35429, 37275, 37425, 41916, 49700, 49900, 52395, 69860, 70858, 74550, 74850, 87325, 104790, 106287, 141716, 149100, 149700, 174650, 177145, 209580, 212574, 248003, 261975, 349300, 354290, 425148, 496006, 523950, 531435, 708580, 744009, 885725, 992012, 1047900, 1062870, 1240015, 1488018, 1771450, 2125740, 2480030, 2657175, 2976036, 3542900, 3720045, 4960060, 5314350, 6200075, 7440090, 10628700, 12400150, 14880180, 18600225, 24800300, 37200450, 74400900]

約数ペア:

[(1, 74400900), (2, 37200450), (3, 24800300), (4, 18600225), (5, 14880180), (6, 12400150), (7, 10628700), (10, 7440090), (12, 6200075), (14, 5314350), (15, 4960060), (20, 3720045), (21, 3542900), (25, 2976036), (28, 2657175), (30, 2480030), (35, 2125740), (42, 1771450), (50, 1488018), (60, 1240015), (70, 1062870), (71, 1047900), (75, 992012), (84, 885725), (100, 744009), (105, 708580), (140, 531435), (142, 523950), (150, 496006), (175, 425148), (210, 354290), (213, 349300), (284, 261975), (300, 248003), (350, 212574), (355, 209580), (420, 177145), (426, 174650), (497, 149700), (499, 149100), (525, 141716), (700, 106287), (710, 104790), (852, 87325), (994, 74850), (998, 74550), (1050, 70858), (1065, 69860), (1420, 52395), (1491, 49900), (1497, 49700), (1775, 41916), (1988, 37425), (1996, 37275), (2100, 35429), (2130, 34930), (2485, 29940), (2495, 29820), (2982, 24950), (2994, 24850), (3493, 21300), (3550, 20958), (4260, 17465), (4970, 14970), (4990, 14910), (5325, 13972), (5964, 12475), (5988, 12425), (6986, 10650), (7100, 10479), (7455, 9980), (7485, 9940)]