138993750

素因数分解:

$2^1\times 3^2\times 5^5\times 7^1\times {\mathrm{353}}^1$

素因数の和:393

約数の個数: 144

約数和(自身を含む): 431409888

約数和(自身を除く): 292416138

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 63, 70, 75, 90, 105, 125, 126, 150, 175, 210, 225, 250, 315, 350, 353, 375, 450, 525, 625, 630, 706, 750, 875, 1050, 1059, 1125, 1250, 1575, 1750, 1765, 1875, 2118, 2250, 2471, 2625, 3125, 3150, 3177, 3530, 3750, 4375, 4942, 5250, 5295, 5625, 6250, 6354, 7413, 7875, 8750, 8825, 9375, 10590, 11250, 12355, 13125, 14826, 15750, 15885, 17650, 18750, 21875, 22239, 24710, 26250, 26475, 28125, 31770, 37065, 39375, 43750, 44125, 44478, 52950, 56250, 61775, 65625, 74130, 78750, 79425, 88250, 111195, 123550, 131250, 132375, 158850, 185325, 196875, 220625, 222390, 264750, 308875, 370650, 393750, 397125, 441250, 555975, 617750, 661875, 794250, 926625, 1103125, 1111950, 1323750, 1544375, 1853250, 1985625, 2206250, 2779875, 3088750, 3309375, 3971250, 4633125, 5559750, 6618750, 7721875, 9266250, 9928125, 13899375, 15443750, 19856250, 23165625, 27798750, 46331250, 69496875, 138993750]

約数ペア:

[(1, 138993750), (2, 69496875), (3, 46331250), (5, 27798750), (6, 23165625), (7, 19856250), (9, 15443750), (10, 13899375), (14, 9928125), (15, 9266250), (18, 7721875), (21, 6618750), (25, 5559750), (30, 4633125), (35, 3971250), (42, 3309375), (45, 3088750), (50, 2779875), (63, 2206250), (70, 1985625), (75, 1853250), (90, 1544375), (105, 1323750), (125, 1111950), (126, 1103125), (150, 926625), (175, 794250), (210, 661875), (225, 617750), (250, 555975), (315, 441250), (350, 397125), (353, 393750), (375, 370650), (450, 308875), (525, 264750), (625, 222390), (630, 220625), (706, 196875), (750, 185325), (875, 158850), (1050, 132375), (1059, 131250), (1125, 123550), (1250, 111195), (1575, 88250), (1750, 79425), (1765, 78750), (1875, 74130), (2118, 65625), (2250, 61775), (2471, 56250), (2625, 52950), (3125, 44478), (3150, 44125), (3177, 43750), (3530, 39375), (3750, 37065), (4375, 31770), (4942, 28125), (5250, 26475), (5295, 26250), (5625, 24710), (6250, 22239), (6354, 21875), (7413, 18750), (7875, 17650), (8750, 15885), (8825, 15750), (9375, 14826), (10590, 13125), (11250, 12355)]