251861796

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^2$

素因数の和:246

約数の個数: 108

約数和(自身を含む): 690253200

約数和(自身を除く): 438391404

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 59, 76, 79, 114, 118, 158, 171, 177, 228, 236, 237, 316, 342, 354, 474, 531, 684, 708, 711, 948, 1062, 1121, 1422, 1501, 2124, 2242, 2844, 3002, 3363, 4484, 4503, 4661, 6004, 6241, 6726, 9006, 9322, 10089, 12482, 13452, 13509, 13983, 18012, 18644, 18723, 20178, 24964, 27018, 27966, 37446, 40356, 41949, 54036, 55932, 56169, 74892, 83898, 88559, 112338, 118579, 167796, 177118, 224676, 237158, 265677, 354236, 355737, 368219, 474316, 531354, 711474, 736438, 797031, 1062708, 1067211, 1104657, 1422948, 1472876, 1594062, 2134422, 2209314, 3188124, 3313971, 4268844, 4418628, 6627942, 6996161, 13255884, 13992322, 20988483, 27984644, 41976966, 62965449, 83953932, 125930898, 251861796]

約数ペア:

[(1, 251861796), (2, 125930898), (3, 83953932), (4, 62965449), (6, 41976966), (9, 27984644), (12, 20988483), (18, 13992322), (19, 13255884), (36, 6996161), (38, 6627942), (57, 4418628), (59, 4268844), (76, 3313971), (79, 3188124), (114, 2209314), (118, 2134422), (158, 1594062), (171, 1472876), (177, 1422948), (228, 1104657), (236, 1067211), (237, 1062708), (316, 797031), (342, 736438), (354, 711474), (474, 531354), (531, 474316), (684, 368219), (708, 355737), (711, 354236), (948, 265677), (1062, 237158), (1121, 224676), (1422, 177118), (1501, 167796), (2124, 118579), (2242, 112338), (2844, 88559), (3002, 83898), (3363, 74892), (4484, 56169), (4503, 55932), (4661, 54036), (6004, 41949), (6241, 40356), (6726, 37446), (9006, 27966), (9322, 27018), (10089, 24964), (12482, 20178), (13452, 18723), (13509, 18644), (13983, 18012)]