248496820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1$

素因数の和:338

約数の個数: 192

約数和(自身を含む): 685843200

約数和(自身を除く): 437346380

約数列:

[1, 2, 4, 5, 10, 11, 13, 17, 19, 20, 22, 26, 34, 38, 44, 52, 55, 65, 68, 76, 85, 95, 110, 130, 143, 170, 187, 190, 209, 220, 221, 247, 260, 269, 286, 323, 340, 374, 380, 418, 442, 494, 538, 572, 646, 715, 748, 836, 884, 935, 988, 1045, 1076, 1105, 1235, 1292, 1345, 1430, 1615, 1870, 2090, 2210, 2431, 2470, 2690, 2717, 2860, 2959, 3230, 3497, 3553, 3740, 4180, 4199, 4420, 4573, 4862, 4940, 5111, 5380, 5434, 5918, 6460, 6994, 7106, 8398, 9146, 9724, 10222, 10868, 11836, 12155, 13585, 13988, 14212, 14795, 16796, 17485, 17765, 18292, 20444, 20995, 22865, 24310, 25555, 27170, 29590, 34970, 35530, 38467, 41990, 45730, 46189, 48620, 50303, 51110, 54340, 56221, 59180, 59449, 66443, 69940, 71060, 76934, 83980, 86887, 91460, 92378, 100606, 102220, 112442, 118898, 132886, 153868, 173774, 184756, 192335, 201212, 224884, 230945, 237796, 251515, 265772, 281105, 297245, 332215, 347548, 384670, 434435, 461890, 503030, 562210, 594490, 653939, 664430, 730873, 769340, 868870, 923780, 955757, 1006060, 1124420, 1129531, 1188980, 1307878, 1328860, 1461746, 1737740, 1911514, 2259062, 2615756, 2923492, 3269695, 3654365, 3823028, 4518124, 4778785, 5647655, 6539390, 7308730, 9557570, 11295310, 12424841, 13078780, 14617460, 19115140, 22590620, 24849682, 49699364, 62124205, 124248410, 248496820]

約数ペア:

[(1, 248496820), (2, 124248410), (4, 62124205), (5, 49699364), (10, 24849682), (11, 22590620), (13, 19115140), (17, 14617460), (19, 13078780), (20, 12424841), (22, 11295310), (26, 9557570), (34, 7308730), (38, 6539390), (44, 5647655), (52, 4778785), (55, 4518124), (65, 3823028), (68, 3654365), (76, 3269695), (85, 2923492), (95, 2615756), (110, 2259062), (130, 1911514), (143, 1737740), (170, 1461746), (187, 1328860), (190, 1307878), (209, 1188980), (220, 1129531), (221, 1124420), (247, 1006060), (260, 955757), (269, 923780), (286, 868870), (323, 769340), (340, 730873), (374, 664430), (380, 653939), (418, 594490), (442, 562210), (494, 503030), (538, 461890), (572, 434435), (646, 384670), (715, 347548), (748, 332215), (836, 297245), (884, 281105), (935, 265772), (988, 251515), (1045, 237796), (1076, 230945), (1105, 224884), (1235, 201212), (1292, 192335), (1345, 184756), (1430, 173774), (1615, 153868), (1870, 132886), (2090, 118898), (2210, 112442), (2431, 102220), (2470, 100606), (2690, 92378), (2717, 91460), (2860, 86887), (2959, 83980), (3230, 76934), (3497, 71060), (3553, 69940), (3740, 66443), (4180, 59449), (4199, 59180), (4420, 56221), (4573, 54340), (4862, 51110), (4940, 50303), (5111, 48620), (5380, 46189), (5434, 45730), (5918, 41990), (6460, 38467), (6994, 35530), (7106, 34970), (8398, 29590), (9146, 27170), (9724, 25555), (10222, 24310), (10868, 22865), (11836, 20995), (12155, 20444), (13585, 18292), (13988, 17765), (14212, 17485), (14795, 16796)]