67878450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{467}}^1$

素因数の和:521

約数の個数: 144

約数和(自身を含む): 203692320

約数和(自身を除く): 135813870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 19, 25, 30, 34, 38, 45, 50, 51, 57, 75, 85, 90, 95, 102, 114, 150, 153, 170, 171, 190, 225, 255, 285, 306, 323, 342, 425, 450, 467, 475, 510, 570, 646, 765, 850, 855, 934, 950, 969, 1275, 1401, 1425, 1530, 1615, 1710, 1938, 2335, 2550, 2802, 2850, 2907, 3230, 3825, 4203, 4275, 4670, 4845, 5814, 7005, 7650, 7939, 8075, 8406, 8550, 8873, 9690, 11675, 14010, 14535, 15878, 16150, 17746, 21015, 23350, 23817, 24225, 26619, 29070, 35025, 39695, 42030, 44365, 47634, 48450, 53238, 70050, 71451, 72675, 79390, 79857, 88730, 105075, 119085, 133095, 142902, 145350, 150841, 159714, 198475, 210150, 221825, 238170, 266190, 301682, 357255, 396950, 399285, 443650, 452523, 595425, 665475, 714510, 754205, 798570, 905046, 1190850, 1330950, 1357569, 1508410, 1786275, 1996425, 2262615, 2715138, 3572550, 3771025, 3992850, 4525230, 6787845, 7542050, 11313075, 13575690, 22626150, 33939225, 67878450]

約数ペア:

[(1, 67878450), (2, 33939225), (3, 22626150), (5, 13575690), (6, 11313075), (9, 7542050), (10, 6787845), (15, 4525230), (17, 3992850), (18, 3771025), (19, 3572550), (25, 2715138), (30, 2262615), (34, 1996425), (38, 1786275), (45, 1508410), (50, 1357569), (51, 1330950), (57, 1190850), (75, 905046), (85, 798570), (90, 754205), (95, 714510), (102, 665475), (114, 595425), (150, 452523), (153, 443650), (170, 399285), (171, 396950), (190, 357255), (225, 301682), (255, 266190), (285, 238170), (306, 221825), (323, 210150), (342, 198475), (425, 159714), (450, 150841), (467, 145350), (475, 142902), (510, 133095), (570, 119085), (646, 105075), (765, 88730), (850, 79857), (855, 79390), (934, 72675), (950, 71451), (969, 70050), (1275, 53238), (1401, 48450), (1425, 47634), (1530, 44365), (1615, 42030), (1710, 39695), (1938, 35025), (2335, 29070), (2550, 26619), (2802, 24225), (2850, 23817), (2907, 23350), (3230, 21015), (3825, 17746), (4203, 16150), (4275, 15878), (4670, 14535), (4845, 14010), (5814, 11675), (7005, 9690), (7650, 8873), (7939, 8550), (8075, 8406)]