447312780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3889}}^1$

素因数の和:3981

約数の個数: 120

約数和(自身を含む): 1423366560

約数和(自身を除く): 976053780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 71, 81, 90, 108, 135, 142, 162, 180, 213, 270, 284, 324, 355, 405, 426, 540, 639, 710, 810, 852, 1065, 1278, 1420, 1620, 1917, 2130, 2556, 3195, 3834, 3889, 4260, 5751, 6390, 7668, 7778, 9585, 11502, 11667, 12780, 15556, 19170, 19445, 23004, 23334, 28755, 35001, 38340, 38890, 46668, 57510, 58335, 70002, 77780, 105003, 115020, 116670, 140004, 175005, 210006, 233340, 276119, 315009, 350010, 420012, 525015, 552238, 630018, 700020, 828357, 1050030, 1104476, 1260036, 1380595, 1575045, 1656714, 2100060, 2485071, 2761190, 3150090, 3313428, 4141785, 4970142, 5522380, 6300180, 7455213, 8283570, 9940284, 12425355, 14910426, 16567140, 22365639, 24850710, 29820852, 37276065, 44731278, 49701420, 74552130, 89462556, 111828195, 149104260, 223656390, 447312780]

約数ペア:

[(1, 447312780), (2, 223656390), (3, 149104260), (4, 111828195), (5, 89462556), (6, 74552130), (9, 49701420), (10, 44731278), (12, 37276065), (15, 29820852), (18, 24850710), (20, 22365639), (27, 16567140), (30, 14910426), (36, 12425355), (45, 9940284), (54, 8283570), (60, 7455213), (71, 6300180), (81, 5522380), (90, 4970142), (108, 4141785), (135, 3313428), (142, 3150090), (162, 2761190), (180, 2485071), (213, 2100060), (270, 1656714), (284, 1575045), (324, 1380595), (355, 1260036), (405, 1104476), (426, 1050030), (540, 828357), (639, 700020), (710, 630018), (810, 552238), (852, 525015), (1065, 420012), (1278, 350010), (1420, 315009), (1620, 276119), (1917, 233340), (2130, 210006), (2556, 175005), (3195, 140004), (3834, 116670), (3889, 115020), (4260, 105003), (5751, 77780), (6390, 70002), (7668, 58335), (7778, 57510), (9585, 46668), (11502, 38890), (11667, 38340), (12780, 35001), (15556, 28755), (19170, 23334), (19445, 23004)]