1257400560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{1069}}^1$

素因数の和:1140

約数の個数: 240

約数和(自身を含む): 4370479200

約数和(自身を除く): 3113078640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 29, 30, 39, 40, 48, 52, 58, 60, 65, 78, 80, 87, 104, 116, 120, 130, 145, 156, 169, 174, 195, 208, 232, 240, 260, 290, 312, 338, 348, 377, 390, 435, 464, 507, 520, 580, 624, 676, 696, 754, 780, 845, 870, 1014, 1040, 1069, 1131, 1160, 1352, 1392, 1508, 1560, 1690, 1740, 1885, 2028, 2138, 2262, 2320, 2535, 2704, 3016, 3120, 3207, 3380, 3480, 3770, 4056, 4276, 4524, 4901, 5070, 5345, 5655, 6032, 6414, 6760, 6960, 7540, 8112, 8552, 9048, 9802, 10140, 10690, 11310, 12828, 13520, 13897, 14703, 15080, 16035, 17104, 18096, 19604, 20280, 21380, 22620, 24505, 25656, 27794, 29406, 30160, 31001, 32070, 39208, 40560, 41691, 42760, 45240, 49010, 51312, 55588, 58812, 62002, 64140, 69485, 73515, 78416, 83382, 85520, 90480, 93003, 98020, 111176, 117624, 124004, 128280, 138970, 147030, 155005, 166764, 180661, 186006, 196040, 208455, 222352, 235248, 248008, 256560, 277940, 294060, 310010, 333528, 361322, 372012, 392080, 403013, 416910, 465015, 496016, 541983, 555880, 588120, 620020, 667056, 722644, 744024, 806026, 833820, 903305, 930030, 1083966, 1111760, 1176240, 1209039, 1240040, 1445288, 1488048, 1612052, 1667640, 1806610, 1860060, 2015065, 2167932, 2418078, 2480080, 2709915, 2890576, 3224104, 3335280, 3613220, 3720120, 4030130, 4335864, 4836156, 5239169, 5419830, 6045195, 6448208, 7226440, 7440240, 8060260, 8671728, 9672312, 10478338, 10839660, 12090390, 14452880, 15717507, 16120520, 19344624, 20956676, 21679320, 24180780, 26195845, 31435014, 32241040, 41913352, 43358640, 48361560, 52391690, 62870028, 78587535, 83826704, 96723120, 104783380, 125740056, 157175070, 209566760, 251480112, 314350140, 419133520, 628700280, 1257400560]

約数ペア:

[(1, 1257400560), (2, 628700280), (3, 419133520), (4, 314350140), (5, 251480112), (6, 209566760), (8, 157175070), (10, 125740056), (12, 104783380), (13, 96723120), (15, 83826704), (16, 78587535), (20, 62870028), (24, 52391690), (26, 48361560), (29, 43358640), (30, 41913352), (39, 32241040), (40, 31435014), (48, 26195845), (52, 24180780), (58, 21679320), (60, 20956676), (65, 19344624), (78, 16120520), (80, 15717507), (87, 14452880), (104, 12090390), (116, 10839660), (120, 10478338), (130, 9672312), (145, 8671728), (156, 8060260), (169, 7440240), (174, 7226440), (195, 6448208), (208, 6045195), (232, 5419830), (240, 5239169), (260, 4836156), (290, 4335864), (312, 4030130), (338, 3720120), (348, 3613220), (377, 3335280), (390, 3224104), (435, 2890576), (464, 2709915), (507, 2480080), (520, 2418078), (580, 2167932), (624, 2015065), (676, 1860060), (696, 1806610), (754, 1667640), (780, 1612052), (845, 1488048), (870, 1445288), (1014, 1240040), (1040, 1209039), (1069, 1176240), (1131, 1111760), (1160, 1083966), (1352, 930030), (1392, 903305), (1508, 833820), (1560, 806026), (1690, 744024), (1740, 722644), (1885, 667056), (2028, 620020), (2138, 588120), (2262, 555880), (2320, 541983), (2535, 496016), (2704, 465015), (3016, 416910), (3120, 403013), (3207, 392080), (3380, 372012), (3480, 361322), (3770, 333528), (4056, 310010), (4276, 294060), (4524, 277940), (4901, 256560), (5070, 248008), (5345, 235248), (5655, 222352), (6032, 208455), (6414, 196040), (6760, 186006), (6960, 180661), (7540, 166764), (8112, 155005), (8552, 147030), (9048, 138970), (9802, 128280), (10140, 124004), (10690, 117624), (11310, 111176), (12828, 98020), (13520, 93003), (13897, 90480), (14703, 85520), (15080, 83382), (16035, 78416), (17104, 73515), (18096, 69485), (19604, 64140), (20280, 62002), (21380, 58812), (22620, 55588), (24505, 51312), (25656, 49010), (27794, 45240), (29406, 42760), (30160, 41691), (31001, 40560), (32070, 39208)]