981539280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{20347}}^1$

素因数の和:20433

約数の個数: 120

約数和(自身を含む): 3345699552

約数和(自身を除く): 2364160272

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 67, 72, 80, 90, 120, 134, 144, 180, 201, 240, 268, 335, 360, 402, 536, 603, 670, 720, 804, 1005, 1072, 1206, 1340, 1608, 2010, 2412, 2680, 3015, 3216, 4020, 4824, 5360, 6030, 8040, 9648, 12060, 16080, 20347, 24120, 40694, 48240, 61041, 81388, 101735, 122082, 162776, 183123, 203470, 244164, 305205, 325552, 366246, 406940, 488328, 610410, 732492, 813880, 915615, 976656, 1220820, 1363249, 1464984, 1627760, 1831230, 2441640, 2726498, 2929968, 3662460, 4089747, 4883280, 5452996, 6816245, 7324920, 8179494, 10905992, 12269241, 13632490, 14649840, 16358988, 20448735, 21811984, 24538482, 27264980, 32717976, 40897470, 49076964, 54529960, 61346205, 65435952, 81794940, 98153928, 109059920, 122692410, 163589880, 196307856, 245384820, 327179760, 490769640, 981539280]

約数ペア:

[(1, 981539280), (2, 490769640), (3, 327179760), (4, 245384820), (5, 196307856), (6, 163589880), (8, 122692410), (9, 109059920), (10, 98153928), (12, 81794940), (15, 65435952), (16, 61346205), (18, 54529960), (20, 49076964), (24, 40897470), (30, 32717976), (36, 27264980), (40, 24538482), (45, 21811984), (48, 20448735), (60, 16358988), (67, 14649840), (72, 13632490), (80, 12269241), (90, 10905992), (120, 8179494), (134, 7324920), (144, 6816245), (180, 5452996), (201, 4883280), (240, 4089747), (268, 3662460), (335, 2929968), (360, 2726498), (402, 2441640), (536, 1831230), (603, 1627760), (670, 1464984), (720, 1363249), (804, 1220820), (1005, 976656), (1072, 915615), (1206, 813880), (1340, 732492), (1608, 610410), (2010, 488328), (2412, 406940), (2680, 366246), (3015, 325552), (3216, 305205), (4020, 244164), (4824, 203470), (5360, 183123), (6030, 162776), (8040, 122082), (9648, 101735), (12060, 81388), (16080, 61041), (20347, 48240), (24120, 40694)]