213896280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4423}}^1$

素因数の和:4481

約数の個数: 128

約数和(自身を含む): 713502720

約数和(自身を除く): 499606440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 52, 60, 62, 65, 78, 93, 104, 120, 124, 130, 155, 156, 186, 195, 248, 260, 310, 312, 372, 390, 403, 465, 520, 620, 744, 780, 806, 930, 1209, 1240, 1560, 1612, 1860, 2015, 2418, 3224, 3720, 4030, 4423, 4836, 6045, 8060, 8846, 9672, 12090, 13269, 16120, 17692, 22115, 24180, 26538, 35384, 44230, 48360, 53076, 57499, 66345, 88460, 106152, 114998, 132690, 137113, 172497, 176920, 229996, 265380, 274226, 287495, 344994, 411339, 459992, 530760, 548452, 574990, 685565, 689988, 822678, 862485, 1096904, 1149980, 1371130, 1379976, 1645356, 1724970, 1782469, 2056695, 2299960, 2742260, 3290712, 3449940, 3564938, 4113390, 5347407, 5484520, 6899880, 7129876, 8226780, 8912345, 10694814, 14259752, 16453560, 17824690, 21389628, 26737035, 35649380, 42779256, 53474070, 71298760, 106948140, 213896280]

約数ペア:

[(1, 213896280), (2, 106948140), (3, 71298760), (4, 53474070), (5, 42779256), (6, 35649380), (8, 26737035), (10, 21389628), (12, 17824690), (13, 16453560), (15, 14259752), (20, 10694814), (24, 8912345), (26, 8226780), (30, 7129876), (31, 6899880), (39, 5484520), (40, 5347407), (52, 4113390), (60, 3564938), (62, 3449940), (65, 3290712), (78, 2742260), (93, 2299960), (104, 2056695), (120, 1782469), (124, 1724970), (130, 1645356), (155, 1379976), (156, 1371130), (186, 1149980), (195, 1096904), (248, 862485), (260, 822678), (310, 689988), (312, 685565), (372, 574990), (390, 548452), (403, 530760), (465, 459992), (520, 411339), (620, 344994), (744, 287495), (780, 274226), (806, 265380), (930, 229996), (1209, 176920), (1240, 172497), (1560, 137113), (1612, 132690), (1860, 114998), (2015, 106152), (2418, 88460), (3224, 66345), (3720, 57499), (4030, 53076), (4423, 48360), (4836, 44230), (6045, 35384), (8060, 26538), (8846, 24180), (9672, 22115), (12090, 17692), (13269, 16120)]