18716250

素因数分解:

$2^1\times 3^1\times 5^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:86

約数の個数: 160

約数和(自身を含む): 57581568

約数和(自身を除く): 38865318

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 25, 30, 31, 35, 42, 46, 50, 62, 69, 70, 75, 93, 105, 115, 125, 138, 150, 155, 161, 175, 186, 210, 217, 230, 250, 310, 322, 345, 350, 375, 434, 465, 483, 525, 575, 625, 651, 690, 713, 750, 775, 805, 875, 930, 966, 1050, 1085, 1150, 1250, 1302, 1426, 1550, 1610, 1725, 1750, 1875, 2139, 2170, 2325, 2415, 2625, 2875, 3255, 3450, 3565, 3750, 3875, 4025, 4278, 4375, 4650, 4830, 4991, 5250, 5425, 5750, 6510, 7130, 7750, 8050, 8625, 8750, 9982, 10695, 10850, 11625, 12075, 13125, 14375, 14973, 16275, 17250, 17825, 19375, 20125, 21390, 23250, 24150, 24955, 26250, 27125, 28750, 29946, 32550, 35650, 38750, 40250, 43125, 49910, 53475, 54250, 58125, 60375, 74865, 81375, 86250, 89125, 100625, 106950, 116250, 120750, 124775, 135625, 149730, 162750, 178250, 201250, 249550, 267375, 271250, 301875, 374325, 406875, 445625, 534750, 603750, 623875, 748650, 813750, 891250, 1247750, 1336875, 1871625, 2673750, 3119375, 3743250, 6238750, 9358125, 18716250]

約数ペア:

[(1, 18716250), (2, 9358125), (3, 6238750), (5, 3743250), (6, 3119375), (7, 2673750), (10, 1871625), (14, 1336875), (15, 1247750), (21, 891250), (23, 813750), (25, 748650), (30, 623875), (31, 603750), (35, 534750), (42, 445625), (46, 406875), (50, 374325), (62, 301875), (69, 271250), (70, 267375), (75, 249550), (93, 201250), (105, 178250), (115, 162750), (125, 149730), (138, 135625), (150, 124775), (155, 120750), (161, 116250), (175, 106950), (186, 100625), (210, 89125), (217, 86250), (230, 81375), (250, 74865), (310, 60375), (322, 58125), (345, 54250), (350, 53475), (375, 49910), (434, 43125), (465, 40250), (483, 38750), (525, 35650), (575, 32550), (625, 29946), (651, 28750), (690, 27125), (713, 26250), (750, 24955), (775, 24150), (805, 23250), (875, 21390), (930, 20125), (966, 19375), (1050, 17825), (1085, 17250), (1150, 16275), (1250, 14973), (1302, 14375), (1426, 13125), (1550, 12075), (1610, 11625), (1725, 10850), (1750, 10695), (1875, 9982), (2139, 8750), (2170, 8625), (2325, 8050), (2415, 7750), (2625, 7130), (2875, 6510), (3255, 5750), (3450, 5425), (3565, 5250), (3750, 4991), (3875, 4830), (4025, 4650), (4278, 4375)]