447640000

素因数分解:

$2^6\times 5^4\times {\mathrm{19}}^2\times {\mathrm{31}}^1$

素因数の和:101

約数の個数: 210

約数和(自身を含む): 1209287904

約数和(自身を除く): 761647904

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 31, 32, 38, 40, 50, 62, 64, 76, 80, 95, 100, 124, 125, 152, 155, 160, 190, 200, 248, 250, 304, 310, 320, 361, 380, 400, 475, 496, 500, 589, 608, 620, 625, 722, 760, 775, 800, 950, 992, 1000, 1178, 1216, 1240, 1250, 1444, 1520, 1550, 1600, 1805, 1900, 1984, 2000, 2356, 2375, 2480, 2500, 2888, 2945, 3040, 3100, 3610, 3800, 3875, 4000, 4712, 4750, 4960, 5000, 5776, 5890, 6080, 6200, 7220, 7600, 7750, 8000, 9025, 9424, 9500, 9920, 10000, 11191, 11552, 11780, 11875, 12400, 14440, 14725, 15200, 15500, 18050, 18848, 19000, 19375, 20000, 22382, 23104, 23560, 23750, 24800, 28880, 29450, 30400, 31000, 36100, 37696, 38000, 38750, 40000, 44764, 45125, 47120, 47500, 49600, 55955, 57760, 58900, 62000, 72200, 73625, 76000, 77500, 89528, 90250, 94240, 95000, 111910, 115520, 117800, 124000, 144400, 147250, 152000, 155000, 179056, 180500, 188480, 190000, 223820, 225625, 235600, 248000, 279775, 288800, 294500, 310000, 358112, 361000, 368125, 380000, 447640, 451250, 471200, 559550, 577600, 589000, 620000, 716224, 722000, 736250, 760000, 895280, 902500, 942400, 1119100, 1178000, 1240000, 1398875, 1444000, 1472500, 1790560, 1805000, 2238200, 2356000, 2797750, 2888000, 2945000, 3581120, 3610000, 4476400, 4712000, 5595500, 5890000, 6994375, 7220000, 8952800, 11191000, 11780000, 13988750, 14440000, 17905600, 22382000, 23560000, 27977500, 44764000, 55955000, 89528000, 111910000, 223820000, 447640000]

約数ペア:

[(1, 447640000), (2, 223820000), (4, 111910000), (5, 89528000), (8, 55955000), (10, 44764000), (16, 27977500), (19, 23560000), (20, 22382000), (25, 17905600), (31, 14440000), (32, 13988750), (38, 11780000), (40, 11191000), (50, 8952800), (62, 7220000), (64, 6994375), (76, 5890000), (80, 5595500), (95, 4712000), (100, 4476400), (124, 3610000), (125, 3581120), (152, 2945000), (155, 2888000), (160, 2797750), (190, 2356000), (200, 2238200), (248, 1805000), (250, 1790560), (304, 1472500), (310, 1444000), (320, 1398875), (361, 1240000), (380, 1178000), (400, 1119100), (475, 942400), (496, 902500), (500, 895280), (589, 760000), (608, 736250), (620, 722000), (625, 716224), (722, 620000), (760, 589000), (775, 577600), (800, 559550), (950, 471200), (992, 451250), (1000, 447640), (1178, 380000), (1216, 368125), (1240, 361000), (1250, 358112), (1444, 310000), (1520, 294500), (1550, 288800), (1600, 279775), (1805, 248000), (1900, 235600), (1984, 225625), (2000, 223820), (2356, 190000), (2375, 188480), (2480, 180500), (2500, 179056), (2888, 155000), (2945, 152000), (3040, 147250), (3100, 144400), (3610, 124000), (3800, 117800), (3875, 115520), (4000, 111910), (4712, 95000), (4750, 94240), (4960, 90250), (5000, 89528), (5776, 77500), (5890, 76000), (6080, 73625), (6200, 72200), (7220, 62000), (7600, 58900), (7750, 57760), (8000, 55955), (9025, 49600), (9424, 47500), (9500, 47120), (9920, 45125), (10000, 44764), (11191, 40000), (11552, 38750), (11780, 38000), (11875, 37696), (12400, 36100), (14440, 31000), (14725, 30400), (15200, 29450), (15500, 28880), (18050, 24800), (18848, 23750), (19000, 23560), (19375, 23104), (20000, 22382)]