18181500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:93

約数の個数: 192

約数和(自身を含む): 60383232

約数和(自身を除く): 42201732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 23, 25, 30, 31, 34, 46, 50, 51, 60, 62, 68, 69, 75, 85, 92, 93, 100, 102, 115, 124, 125, 138, 150, 155, 170, 186, 204, 230, 250, 255, 276, 300, 310, 340, 345, 372, 375, 391, 425, 460, 465, 500, 510, 527, 575, 620, 690, 713, 750, 775, 782, 850, 930, 1020, 1054, 1150, 1173, 1275, 1380, 1426, 1500, 1550, 1564, 1581, 1700, 1725, 1860, 1955, 2108, 2125, 2139, 2300, 2325, 2346, 2550, 2635, 2852, 2875, 3100, 3162, 3450, 3565, 3875, 3910, 4250, 4278, 4650, 4692, 5100, 5270, 5750, 5865, 6324, 6375, 6900, 7130, 7750, 7820, 7905, 8500, 8556, 8625, 9300, 9775, 10540, 10695, 11500, 11625, 11730, 12121, 12750, 13175, 14260, 15500, 15810, 17250, 17825, 19550, 21390, 23250, 23460, 24242, 25500, 26350, 29325, 31620, 34500, 35650, 36363, 39100, 39525, 42780, 46500, 48484, 48875, 52700, 53475, 58650, 60605, 65875, 71300, 72726, 79050, 89125, 97750, 106950, 117300, 121210, 131750, 145452, 146625, 158100, 178250, 181815, 195500, 197625, 213900, 242420, 263500, 267375, 293250, 303025, 356500, 363630, 395250, 534750, 586500, 606050, 727260, 790500, 909075, 1069500, 1212100, 1515125, 1818150, 3030250, 3636300, 4545375, 6060500, 9090750, 18181500]

約数ペア:

[(1, 18181500), (2, 9090750), (3, 6060500), (4, 4545375), (5, 3636300), (6, 3030250), (10, 1818150), (12, 1515125), (15, 1212100), (17, 1069500), (20, 909075), (23, 790500), (25, 727260), (30, 606050), (31, 586500), (34, 534750), (46, 395250), (50, 363630), (51, 356500), (60, 303025), (62, 293250), (68, 267375), (69, 263500), (75, 242420), (85, 213900), (92, 197625), (93, 195500), (100, 181815), (102, 178250), (115, 158100), (124, 146625), (125, 145452), (138, 131750), (150, 121210), (155, 117300), (170, 106950), (186, 97750), (204, 89125), (230, 79050), (250, 72726), (255, 71300), (276, 65875), (300, 60605), (310, 58650), (340, 53475), (345, 52700), (372, 48875), (375, 48484), (391, 46500), (425, 42780), (460, 39525), (465, 39100), (500, 36363), (510, 35650), (527, 34500), (575, 31620), (620, 29325), (690, 26350), (713, 25500), (750, 24242), (775, 23460), (782, 23250), (850, 21390), (930, 19550), (1020, 17825), (1054, 17250), (1150, 15810), (1173, 15500), (1275, 14260), (1380, 13175), (1426, 12750), (1500, 12121), (1550, 11730), (1564, 11625), (1581, 11500), (1700, 10695), (1725, 10540), (1860, 9775), (1955, 9300), (2108, 8625), (2125, 8556), (2139, 8500), (2300, 7905), (2325, 7820), (2346, 7750), (2550, 7130), (2635, 6900), (2852, 6375), (2875, 6324), (3100, 5865), (3162, 5750), (3450, 5270), (3565, 5100), (3875, 4692), (3910, 4650), (4250, 4278)]