445779880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:204

約数の個数: 256

約数和(自身を含む): 1320883200

約数和(自身を除く): 875103320

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 29, 35, 40, 41, 52, 56, 58, 65, 70, 82, 91, 103, 104, 116, 130, 140, 145, 164, 182, 203, 205, 206, 232, 260, 280, 287, 290, 328, 364, 377, 406, 410, 412, 455, 515, 520, 533, 574, 580, 721, 728, 754, 812, 820, 824, 910, 1015, 1030, 1066, 1148, 1160, 1189, 1339, 1435, 1442, 1508, 1624, 1640, 1820, 1885, 2030, 2060, 2132, 2296, 2378, 2639, 2665, 2678, 2870, 2884, 2987, 3016, 3605, 3640, 3731, 3770, 4060, 4120, 4223, 4264, 4756, 5278, 5330, 5356, 5740, 5768, 5945, 5974, 6695, 7210, 7462, 7540, 8120, 8323, 8446, 9373, 9512, 10556, 10660, 10712, 11480, 11890, 11948, 13195, 13390, 14420, 14924, 14935, 15080, 15457, 16646, 16892, 18655, 18746, 20909, 21112, 21115, 21320, 23780, 23896, 26390, 26780, 28840, 29561, 29848, 29870, 30914, 33292, 33784, 37310, 37492, 38831, 41615, 41818, 42230, 46865, 47560, 52780, 53560, 54899, 59122, 59740, 61828, 66584, 74620, 74984, 77285, 77662, 83230, 83636, 84460, 93730, 104545, 105560, 108199, 109798, 118244, 119480, 122467, 123656, 147805, 149240, 154570, 155324, 166460, 167272, 168920, 187460, 194155, 209090, 216398, 219596, 236488, 244934, 271817, 274495, 295610, 309140, 310648, 332920, 374920, 384293, 388310, 418180, 432796, 439192, 489868, 540995, 543634, 548990, 591220, 612335, 618280, 768586, 776620, 836360, 857269, 865592, 979736, 1081990, 1087268, 1097980, 1182440, 1224670, 1359085, 1537172, 1553240, 1592071, 1714538, 1921465, 2163980, 2174536, 2195960, 2449340, 2718170, 3074344, 3184142, 3429076, 3842930, 4286345, 4327960, 4898680, 5436340, 6368284, 6858152, 7685860, 7960355, 8572690, 10872680, 11144497, 12736568, 15371720, 15920710, 17145380, 22288994, 31841420, 34290760, 44577988, 55722485, 63682840, 89155976, 111444970, 222889940, 445779880]

約数ペア:

[(1, 445779880), (2, 222889940), (4, 111444970), (5, 89155976), (7, 63682840), (8, 55722485), (10, 44577988), (13, 34290760), (14, 31841420), (20, 22288994), (26, 17145380), (28, 15920710), (29, 15371720), (35, 12736568), (40, 11144497), (41, 10872680), (52, 8572690), (56, 7960355), (58, 7685860), (65, 6858152), (70, 6368284), (82, 5436340), (91, 4898680), (103, 4327960), (104, 4286345), (116, 3842930), (130, 3429076), (140, 3184142), (145, 3074344), (164, 2718170), (182, 2449340), (203, 2195960), (205, 2174536), (206, 2163980), (232, 1921465), (260, 1714538), (280, 1592071), (287, 1553240), (290, 1537172), (328, 1359085), (364, 1224670), (377, 1182440), (406, 1097980), (410, 1087268), (412, 1081990), (455, 979736), (515, 865592), (520, 857269), (533, 836360), (574, 776620), (580, 768586), (721, 618280), (728, 612335), (754, 591220), (812, 548990), (820, 543634), (824, 540995), (910, 489868), (1015, 439192), (1030, 432796), (1066, 418180), (1148, 388310), (1160, 384293), (1189, 374920), (1339, 332920), (1435, 310648), (1442, 309140), (1508, 295610), (1624, 274495), (1640, 271817), (1820, 244934), (1885, 236488), (2030, 219596), (2060, 216398), (2132, 209090), (2296, 194155), (2378, 187460), (2639, 168920), (2665, 167272), (2678, 166460), (2870, 155324), (2884, 154570), (2987, 149240), (3016, 147805), (3605, 123656), (3640, 122467), (3731, 119480), (3770, 118244), (4060, 109798), (4120, 108199), (4223, 105560), (4264, 104545), (4756, 93730), (5278, 84460), (5330, 83636), (5356, 83230), (5740, 77662), (5768, 77285), (5945, 74984), (5974, 74620), (6695, 66584), (7210, 61828), (7462, 59740), (7540, 59122), (8120, 54899), (8323, 53560), (8446, 52780), (9373, 47560), (9512, 46865), (10556, 42230), (10660, 41818), (10712, 41615), (11480, 38831), (11890, 37492), (11948, 37310), (13195, 33784), (13390, 33292), (14420, 30914), (14924, 29870), (14935, 29848), (15080, 29561), (15457, 28840), (16646, 26780), (16892, 26390), (18655, 23896), (18746, 23780), (20909, 21320), (21112, 21115)]