221274032

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{631}}^1$

素因数の和:778

約数の個数: 80

約数和(自身を含む): 511586304

約数和(自身を除く): 290312272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 101, 112, 124, 202, 217, 248, 404, 434, 496, 631, 707, 808, 868, 1262, 1414, 1616, 1736, 2524, 2828, 3131, 3472, 4417, 5048, 5656, 6262, 8834, 10096, 11312, 12524, 17668, 19561, 21917, 25048, 35336, 39122, 43834, 50096, 63731, 70672, 78244, 87668, 127462, 136927, 156488, 175336, 254924, 273854, 312976, 350672, 446117, 509848, 547708, 892234, 1019696, 1095416, 1784468, 1975661, 2190832, 3568936, 3951322, 7137872, 7902644, 13829627, 15805288, 27659254, 31610576, 55318508, 110637016, 221274032]

約数ペア:

[(1, 221274032), (2, 110637016), (4, 55318508), (7, 31610576), (8, 27659254), (14, 15805288), (16, 13829627), (28, 7902644), (31, 7137872), (56, 3951322), (62, 3568936), (101, 2190832), (112, 1975661), (124, 1784468), (202, 1095416), (217, 1019696), (248, 892234), (404, 547708), (434, 509848), (496, 446117), (631, 350672), (707, 312976), (808, 273854), (868, 254924), (1262, 175336), (1414, 156488), (1616, 136927), (1736, 127462), (2524, 87668), (2828, 78244), (3131, 70672), (3472, 63731), (4417, 50096), (5048, 43834), (5656, 39122), (6262, 35336), (8834, 25048), (10096, 21917), (11312, 19561), (12524, 17668)]