287351250

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:190

約数の個数: 160

約数和(自身を含む): 783499200

約数和(自身を除く): 496147950

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 25, 30, 37, 38, 50, 57, 74, 75, 95, 109, 111, 114, 125, 150, 185, 190, 218, 222, 250, 285, 327, 370, 375, 475, 545, 555, 570, 625, 654, 703, 750, 925, 950, 1090, 1110, 1250, 1406, 1425, 1635, 1850, 1875, 2071, 2109, 2375, 2725, 2775, 2850, 3270, 3515, 3750, 4033, 4142, 4218, 4625, 4750, 5450, 5550, 6213, 7030, 7125, 8066, 8175, 9250, 10355, 10545, 11875, 12099, 12426, 13625, 13875, 14250, 16350, 17575, 20165, 20710, 21090, 23125, 23750, 24198, 27250, 27750, 31065, 35150, 35625, 40330, 40875, 46250, 51775, 52725, 60495, 62130, 68125, 69375, 71250, 76627, 81750, 87875, 100825, 103550, 105450, 120990, 136250, 138750, 153254, 155325, 175750, 201650, 204375, 229881, 258875, 263625, 302475, 310650, 383135, 408750, 439375, 459762, 504125, 517750, 527250, 604950, 766270, 776625, 878750, 1008250, 1149405, 1294375, 1318125, 1512375, 1553250, 1915675, 2298810, 2520625, 2588750, 2636250, 3024750, 3831350, 3883125, 5041250, 5747025, 7561875, 7766250, 9578375, 11494050, 15123750, 19156750, 28735125, 47891875, 57470250, 95783750, 143675625, 287351250]

約数ペア:

[(1, 287351250), (2, 143675625), (3, 95783750), (5, 57470250), (6, 47891875), (10, 28735125), (15, 19156750), (19, 15123750), (25, 11494050), (30, 9578375), (37, 7766250), (38, 7561875), (50, 5747025), (57, 5041250), (74, 3883125), (75, 3831350), (95, 3024750), (109, 2636250), (111, 2588750), (114, 2520625), (125, 2298810), (150, 1915675), (185, 1553250), (190, 1512375), (218, 1318125), (222, 1294375), (250, 1149405), (285, 1008250), (327, 878750), (370, 776625), (375, 766270), (475, 604950), (545, 527250), (555, 517750), (570, 504125), (625, 459762), (654, 439375), (703, 408750), (750, 383135), (925, 310650), (950, 302475), (1090, 263625), (1110, 258875), (1250, 229881), (1406, 204375), (1425, 201650), (1635, 175750), (1850, 155325), (1875, 153254), (2071, 138750), (2109, 136250), (2375, 120990), (2725, 105450), (2775, 103550), (2850, 100825), (3270, 87875), (3515, 81750), (3750, 76627), (4033, 71250), (4142, 69375), (4218, 68125), (4625, 62130), (4750, 60495), (5450, 52725), (5550, 51775), (6213, 46250), (7030, 40875), (7125, 40330), (8066, 35625), (8175, 35150), (9250, 31065), (10355, 27750), (10545, 27250), (11875, 24198), (12099, 23750), (12426, 23125), (13625, 21090), (13875, 20710), (14250, 20165), (16350, 17575)]