1939779750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{809}}^1$

素因数の和:991

約数の個数: 128

約数和(自身を含む): 5094835200

約数和(自身を除く): 3155055450

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 25, 30, 46, 50, 69, 75, 115, 125, 138, 139, 150, 230, 250, 278, 345, 375, 417, 575, 690, 695, 750, 809, 834, 1150, 1390, 1618, 1725, 2085, 2427, 2875, 3197, 3450, 3475, 4045, 4170, 4854, 5750, 6394, 6950, 8090, 8625, 9591, 10425, 12135, 15985, 17250, 17375, 18607, 19182, 20225, 20850, 24270, 31970, 34750, 37214, 40450, 47955, 52125, 55821, 60675, 79925, 93035, 95910, 101125, 104250, 111642, 112451, 121350, 159850, 186070, 202250, 224902, 239775, 279105, 303375, 337353, 399625, 465175, 479550, 558210, 562255, 606750, 674706, 799250, 930350, 1124510, 1198875, 1395525, 1686765, 2325875, 2397750, 2586373, 2791050, 2811275, 3373530, 4651750, 5172746, 5622550, 6977625, 7759119, 8433825, 12931865, 13955250, 14056375, 15518238, 16867650, 25863730, 28112750, 38795595, 42169125, 64659325, 77591190, 84338250, 129318650, 193977975, 323296625, 387955950, 646593250, 969889875, 1939779750]

約数ペア:

[(1, 1939779750), (2, 969889875), (3, 646593250), (5, 387955950), (6, 323296625), (10, 193977975), (15, 129318650), (23, 84338250), (25, 77591190), (30, 64659325), (46, 42169125), (50, 38795595), (69, 28112750), (75, 25863730), (115, 16867650), (125, 15518238), (138, 14056375), (139, 13955250), (150, 12931865), (230, 8433825), (250, 7759119), (278, 6977625), (345, 5622550), (375, 5172746), (417, 4651750), (575, 3373530), (690, 2811275), (695, 2791050), (750, 2586373), (809, 2397750), (834, 2325875), (1150, 1686765), (1390, 1395525), (1618, 1198875), (1725, 1124510), (2085, 930350), (2427, 799250), (2875, 674706), (3197, 606750), (3450, 562255), (3475, 558210), (4045, 479550), (4170, 465175), (4854, 399625), (5750, 337353), (6394, 303375), (6950, 279105), (8090, 239775), (8625, 224902), (9591, 202250), (10425, 186070), (12135, 159850), (15985, 121350), (17250, 112451), (17375, 111642), (18607, 104250), (19182, 101125), (20225, 95910), (20850, 93035), (24270, 79925), (31970, 60675), (34750, 55821), (37214, 52125), (40450, 47955)]