28365000

素因数分解:

$2^3\times 3^1\times 5^4\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:121

約数の個数: 160

約数和(自身を含む): 92970240

約数和(自身を除く): 64605240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 31, 40, 50, 60, 61, 62, 75, 93, 100, 120, 122, 124, 125, 150, 155, 183, 186, 200, 244, 248, 250, 300, 305, 310, 366, 372, 375, 465, 488, 500, 600, 610, 620, 625, 732, 744, 750, 775, 915, 930, 1000, 1220, 1240, 1250, 1464, 1500, 1525, 1550, 1830, 1860, 1875, 1891, 2325, 2440, 2500, 3000, 3050, 3100, 3660, 3720, 3750, 3782, 3875, 4575, 4650, 5000, 5673, 6100, 6200, 7320, 7500, 7564, 7625, 7750, 9150, 9300, 9455, 11346, 11625, 12200, 15000, 15128, 15250, 15500, 18300, 18600, 18910, 19375, 22692, 22875, 23250, 28365, 30500, 31000, 36600, 37820, 38125, 38750, 45384, 45750, 46500, 47275, 56730, 58125, 61000, 75640, 76250, 77500, 91500, 93000, 94550, 113460, 114375, 116250, 141825, 152500, 155000, 183000, 189100, 226920, 228750, 232500, 236375, 283650, 305000, 378200, 457500, 465000, 472750, 567300, 709125, 915000, 945500, 1134600, 1181875, 1418250, 1891000, 2363750, 2836500, 3545625, 4727500, 5673000, 7091250, 9455000, 14182500, 28365000]

約数ペア:

[(1, 28365000), (2, 14182500), (3, 9455000), (4, 7091250), (5, 5673000), (6, 4727500), (8, 3545625), (10, 2836500), (12, 2363750), (15, 1891000), (20, 1418250), (24, 1181875), (25, 1134600), (30, 945500), (31, 915000), (40, 709125), (50, 567300), (60, 472750), (61, 465000), (62, 457500), (75, 378200), (93, 305000), (100, 283650), (120, 236375), (122, 232500), (124, 228750), (125, 226920), (150, 189100), (155, 183000), (183, 155000), (186, 152500), (200, 141825), (244, 116250), (248, 114375), (250, 113460), (300, 94550), (305, 93000), (310, 91500), (366, 77500), (372, 76250), (375, 75640), (465, 61000), (488, 58125), (500, 56730), (600, 47275), (610, 46500), (620, 45750), (625, 45384), (732, 38750), (744, 38125), (750, 37820), (775, 36600), (915, 31000), (930, 30500), (1000, 28365), (1220, 23250), (1240, 22875), (1250, 22692), (1464, 19375), (1500, 18910), (1525, 18600), (1550, 18300), (1830, 15500), (1860, 15250), (1875, 15128), (1891, 15000), (2325, 12200), (2440, 11625), (2500, 11346), (3000, 9455), (3050, 9300), (3100, 9150), (3660, 7750), (3720, 7625), (3750, 7564), (3782, 7500), (3875, 7320), (4575, 6200), (4650, 6100), (5000, 5673)]