221399360

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7603}}^1$

素因数の和:7640

約数の個数: 112

約数和(自身を含む): 648955776

約数和(自身を除く): 427556416

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 320, 364, 416, 448, 455, 520, 560, 728, 832, 910, 1040, 1120, 1456, 1820, 2080, 2240, 2912, 3640, 4160, 5824, 7280, 7603, 14560, 15206, 29120, 30412, 38015, 53221, 60824, 76030, 98839, 106442, 121648, 152060, 197678, 212884, 243296, 266105, 304120, 395356, 425768, 486592, 494195, 532210, 608240, 691873, 790712, 851536, 988390, 1064420, 1216480, 1383746, 1581424, 1703072, 1976780, 2128840, 2432960, 2767492, 3162848, 3406144, 3459365, 3953560, 4257680, 5534984, 6325696, 6918730, 7907120, 8515360, 11069968, 13837460, 15814240, 17030720, 22139936, 27674920, 31628480, 44279872, 55349840, 110699680, 221399360]

約数ペア:

[(1, 221399360), (2, 110699680), (4, 55349840), (5, 44279872), (7, 31628480), (8, 27674920), (10, 22139936), (13, 17030720), (14, 15814240), (16, 13837460), (20, 11069968), (26, 8515360), (28, 7907120), (32, 6918730), (35, 6325696), (40, 5534984), (52, 4257680), (56, 3953560), (64, 3459365), (65, 3406144), (70, 3162848), (80, 2767492), (91, 2432960), (104, 2128840), (112, 1976780), (130, 1703072), (140, 1581424), (160, 1383746), (182, 1216480), (208, 1064420), (224, 988390), (260, 851536), (280, 790712), (320, 691873), (364, 608240), (416, 532210), (448, 494195), (455, 486592), (520, 425768), (560, 395356), (728, 304120), (832, 266105), (910, 243296), (1040, 212884), (1120, 197678), (1456, 152060), (1820, 121648), (2080, 106442), (2240, 98839), (2912, 76030), (3640, 60824), (4160, 53221), (5824, 38015), (7280, 30412), (7603, 29120), (14560, 15206)]