254058880

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1229}}^1$

素因数の和:1284

約数の個数: 128

約数和(自身を含む): 677484000

約数和(自身を除く): 423425120

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 64, 68, 76, 80, 85, 95, 128, 136, 152, 160, 170, 190, 272, 304, 320, 323, 340, 380, 544, 608, 640, 646, 680, 760, 1088, 1216, 1229, 1292, 1360, 1520, 1615, 2176, 2432, 2458, 2584, 2720, 3040, 3230, 4916, 5168, 5440, 6080, 6145, 6460, 9832, 10336, 10880, 12160, 12290, 12920, 19664, 20672, 20893, 23351, 24580, 25840, 39328, 41344, 41786, 46702, 49160, 51680, 78656, 83572, 93404, 98320, 103360, 104465, 116755, 157312, 167144, 186808, 196640, 206720, 208930, 233510, 334288, 373616, 393280, 396967, 417860, 467020, 668576, 747232, 786560, 793934, 835720, 934040, 1337152, 1494464, 1587868, 1671440, 1868080, 1984835, 2674304, 2988928, 3175736, 3342880, 3736160, 3969670, 6351472, 6685760, 7472320, 7939340, 12702944, 13371520, 14944640, 15878680, 25405888, 31757360, 50811776, 63514720, 127029440, 254058880]

約数ペア:

[(1, 254058880), (2, 127029440), (4, 63514720), (5, 50811776), (8, 31757360), (10, 25405888), (16, 15878680), (17, 14944640), (19, 13371520), (20, 12702944), (32, 7939340), (34, 7472320), (38, 6685760), (40, 6351472), (64, 3969670), (68, 3736160), (76, 3342880), (80, 3175736), (85, 2988928), (95, 2674304), (128, 1984835), (136, 1868080), (152, 1671440), (160, 1587868), (170, 1494464), (190, 1337152), (272, 934040), (304, 835720), (320, 793934), (323, 786560), (340, 747232), (380, 668576), (544, 467020), (608, 417860), (640, 396967), (646, 393280), (680, 373616), (760, 334288), (1088, 233510), (1216, 208930), (1229, 206720), (1292, 196640), (1360, 186808), (1520, 167144), (1615, 157312), (2176, 116755), (2432, 104465), (2458, 103360), (2584, 98320), (2720, 93404), (3040, 83572), (3230, 78656), (4916, 51680), (5168, 49160), (5440, 46702), (6080, 41786), (6145, 41344), (6460, 39328), (9832, 25840), (10336, 24580), (10880, 23351), (12160, 20893), (12290, 20672), (12920, 19664)]