1389840000

素因数分解:

$2^7\times 3^1\times 5^4\times {\mathrm{5791}}^1$

素因数の和:5828

約数の個数: 160

約数和(自身を含む): 4614023040

約数和(自身を除く): 3224183040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 125, 128, 150, 160, 192, 200, 240, 250, 300, 320, 375, 384, 400, 480, 500, 600, 625, 640, 750, 800, 960, 1000, 1200, 1250, 1500, 1600, 1875, 1920, 2000, 2400, 2500, 3000, 3200, 3750, 4000, 4800, 5000, 5791, 6000, 7500, 8000, 9600, 10000, 11582, 12000, 15000, 16000, 17373, 20000, 23164, 24000, 28955, 30000, 34746, 40000, 46328, 48000, 57910, 60000, 69492, 80000, 86865, 92656, 115820, 120000, 138984, 144775, 173730, 185312, 231640, 240000, 277968, 289550, 347460, 370624, 434325, 463280, 555936, 579100, 694920, 723875, 741248, 868650, 926560, 1111872, 1158200, 1389840, 1447750, 1737300, 1853120, 2171625, 2223744, 2316400, 2779680, 2895500, 3474600, 3619375, 3706240, 4343250, 4632800, 5559360, 5791000, 6949200, 7238750, 8686500, 9265600, 10858125, 11118720, 11582000, 13898400, 14477500, 17373000, 18531200, 21716250, 23164000, 27796800, 28955000, 34746000, 43432500, 46328000, 55593600, 57910000, 69492000, 86865000, 92656000, 115820000, 138984000, 173730000, 231640000, 277968000, 347460000, 463280000, 694920000, 1389840000]

約数ペア:

[(1, 1389840000), (2, 694920000), (3, 463280000), (4, 347460000), (5, 277968000), (6, 231640000), (8, 173730000), (10, 138984000), (12, 115820000), (15, 92656000), (16, 86865000), (20, 69492000), (24, 57910000), (25, 55593600), (30, 46328000), (32, 43432500), (40, 34746000), (48, 28955000), (50, 27796800), (60, 23164000), (64, 21716250), (75, 18531200), (80, 17373000), (96, 14477500), (100, 13898400), (120, 11582000), (125, 11118720), (128, 10858125), (150, 9265600), (160, 8686500), (192, 7238750), (200, 6949200), (240, 5791000), (250, 5559360), (300, 4632800), (320, 4343250), (375, 3706240), (384, 3619375), (400, 3474600), (480, 2895500), (500, 2779680), (600, 2316400), (625, 2223744), (640, 2171625), (750, 1853120), (800, 1737300), (960, 1447750), (1000, 1389840), (1200, 1158200), (1250, 1111872), (1500, 926560), (1600, 868650), (1875, 741248), (1920, 723875), (2000, 694920), (2400, 579100), (2500, 555936), (3000, 463280), (3200, 434325), (3750, 370624), (4000, 347460), (4800, 289550), (5000, 277968), (5791, 240000), (6000, 231640), (7500, 185312), (8000, 173730), (9600, 144775), (10000, 138984), (11582, 120000), (12000, 115820), (15000, 92656), (16000, 86865), (17373, 80000), (20000, 69492), (23164, 60000), (24000, 57910), (28955, 48000), (30000, 46328), (34746, 40000)]