78631500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:161

約数の個数: 192

約数和(自身を含む): 251596800

約数和(自身を除く): 172965300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 31, 38, 50, 57, 60, 62, 75, 76, 89, 93, 95, 100, 114, 124, 125, 150, 155, 178, 186, 190, 228, 250, 267, 285, 300, 310, 356, 372, 375, 380, 445, 465, 475, 500, 534, 570, 589, 620, 750, 775, 890, 930, 950, 1068, 1140, 1178, 1335, 1425, 1500, 1550, 1691, 1767, 1780, 1860, 1900, 2225, 2325, 2356, 2375, 2670, 2759, 2850, 2945, 3100, 3382, 3534, 3875, 4450, 4650, 4750, 5073, 5340, 5518, 5700, 5890, 6675, 6764, 7068, 7125, 7750, 8277, 8455, 8835, 8900, 9300, 9500, 10146, 11036, 11125, 11625, 11780, 13350, 13795, 14250, 14725, 15500, 16554, 16910, 17670, 20292, 22250, 23250, 25365, 26700, 27590, 28500, 29450, 33108, 33375, 33820, 35340, 41385, 42275, 44175, 44500, 46500, 50730, 52421, 55180, 58900, 66750, 68975, 73625, 82770, 84550, 88350, 101460, 104842, 126825, 133500, 137950, 147250, 157263, 165540, 169100, 176700, 206925, 209684, 211375, 220875, 253650, 262105, 275900, 294500, 314526, 344875, 413850, 422750, 441750, 507300, 524210, 629052, 634125, 689750, 786315, 827700, 845500, 883500, 1034625, 1048420, 1268250, 1310525, 1379500, 1572630, 2069250, 2536500, 2621050, 3145260, 3931575, 4138500, 5242100, 6552625, 7863150, 13105250, 15726300, 19657875, 26210500, 39315750, 78631500]

約数ペア:

[(1, 78631500), (2, 39315750), (3, 26210500), (4, 19657875), (5, 15726300), (6, 13105250), (10, 7863150), (12, 6552625), (15, 5242100), (19, 4138500), (20, 3931575), (25, 3145260), (30, 2621050), (31, 2536500), (38, 2069250), (50, 1572630), (57, 1379500), (60, 1310525), (62, 1268250), (75, 1048420), (76, 1034625), (89, 883500), (93, 845500), (95, 827700), (100, 786315), (114, 689750), (124, 634125), (125, 629052), (150, 524210), (155, 507300), (178, 441750), (186, 422750), (190, 413850), (228, 344875), (250, 314526), (267, 294500), (285, 275900), (300, 262105), (310, 253650), (356, 220875), (372, 211375), (375, 209684), (380, 206925), (445, 176700), (465, 169100), (475, 165540), (500, 157263), (534, 147250), (570, 137950), (589, 133500), (620, 126825), (750, 104842), (775, 101460), (890, 88350), (930, 84550), (950, 82770), (1068, 73625), (1140, 68975), (1178, 66750), (1335, 58900), (1425, 55180), (1500, 52421), (1550, 50730), (1691, 46500), (1767, 44500), (1780, 44175), (1860, 42275), (1900, 41385), (2225, 35340), (2325, 33820), (2356, 33375), (2375, 33108), (2670, 29450), (2759, 28500), (2850, 27590), (2945, 26700), (3100, 25365), (3382, 23250), (3534, 22250), (3875, 20292), (4450, 17670), (4650, 16910), (4750, 16554), (5073, 15500), (5340, 14725), (5518, 14250), (5700, 13795), (5890, 13350), (6675, 11780), (6764, 11625), (7068, 11125), (7125, 11036), (7750, 10146), (8277, 9500), (8455, 9300), (8835, 8900)]